1.2 Контактные данные специалистов и организаций, участвующих в описании и оценке Технологии

1.3 Условия, регламентирующие использование данных, собранных ВОКАТ

Когда были собраны данные (на местах)?

02/11/2012

Составитель и ответственный(-ые) специалист(-ы) согласны с условиями, регламентирующими использование собранных ВОКАТ данных:

Да

2.1 Краткое описание Технологии

Определение Технологии:

The technology is a combination of agricultural (e.g. intercropping, manure/compost/mulching), vegetative (e.g. Napier grass strips, trees planting) and structural (e.g. ditches) measures which aim to maximise the overall land yield in a sustainable manner (e.g. reducing soil erosion and increasing soil quality).

2.2 Подробное описание Технологии

Описание:

The Agroforestry system combines trees plantation (Bananas, Grevillea and Avocados) for fruits and timber collection with cereal crop, maize (Zea mays). Indeed, in order to increase yields, strip intercropping is practiced: cereal crop (maize) is grown in association with pulse (food legumes): beans. Instead of using expensive commercial fertilizers, beans could facilitate maize growth due to the possible transfer of N during growth or after incorporation of the legume biomass, during the growth period of the cereal (Sangakkara et al., 2003). Furthermore, soil quality (e.g. soil structure) is improved because of the increased amount of humus and organic matter and a better soil cover helps in preventing splash erosion and increase soil moisture content and therefore fertility. Indeed, beans have a beneficial impact for weed control (probably due to the shadow effects) and soil moisture content (Worfswinkel, undated; Odhiambo and Ariga, 2001). Planting different crops helps to diversify production and family food supply. Concerning SWC, hillside ditches have been created at the top of each 'terrace' and trees are also planted nearby and Cassava (a drought resistant plant) at the bottom. Manure/compost and organic fertilizers are supplied regularly both on maize/grass (twice a year) and Bananas (once), as good soil management practice. A higher level of organic matter in the soil indicates reduced bulk density, improved soil structure, aeration and higher water holding capacity (Olabode et al., 2007), which altogether improve the physical, chemical and biological properties of the soil (Haering and Evanylo, 2005). Bananas are planted in lines in the upper part of the land. The ditches, large 1m are excavated along the contour; they break slope into shorter segments 11 m long to intercept surface runoff. Ditches also help to prevent soil erosion and to avoid that nutrients and organic matter flow easily downwards into the river, instead they fall into the ditch. A live barrier of Napier grass is present above and below the edge of the five ditches, in two lines, to capture sediments and stabilize the structure, thus it is adequately protected. To conclude, a small area of the land is used to plant Napier grass only for fodder for grazing

Purpose of the Technology: Maize and beans are cultivated for home consumption while Avocados and Bananas are planted for economic (commercial) purposes. Fruits are sold out to the middle-men directly from the house (not at the market), to reduce costs (e.g. transport) and time. Avocados are sold at about 2.5/3 Ksh and Bananas at 200 Ksh. Grevillea trees are considered as saving, and sold out for timber production when the farmer is in need of cash, earning between 800 up to 1500 Ksh, depending on the size-lenght of the tree and the costs for cutting-transportation (e.g. machine operator). In general the selling of timber occurs per feet (running feet). ‘Whole” or standing tree is the preferred mode of selling trees from farms. Negotiation on sales is per tree ‘standing on farm’, with no processing or conversion. Buyers cut and cross cut, and carry timber from farms. Branches and slabs resulting from timber recoveries are left with the farmer depending on price negotiation; if the buyer carries these products then the price of the tree is adjusted upwards (Carsan and Holding , 2006; Holding et al., undated). Furthermore, the farmer underlined how 'bad prunings' at the top of the trees cause holes inside the trunks and thus a higher risk of fungi attacks and other diseases. The majority of the trees are planted along the boundaries of the land, for demarcation and only few are 'dispersed' on the cropland, to avoid excess of shadow to the cereal crop

Establishment / maintenance activities and inputs: High initial input to construct ditches and planting crop; manure also requires regular work: feeding cows and collect droppings and distribute them twice during the year, also over Napier grass. Dry planting is the preferred practice and the seeds are soaked the night before planting; this practice is advisable especially when the growing period is very short (Schmidt et al., 1983); organic fertilizers are applied over maize after 1 week and during the growing period (after about 18 days). Further maintenance is necessary after every rainy season to remove the sediments accumulated into the ditch and for pruning Grevillea, every three seasons. As mentioned above, pruning requires skills and knowledge to avoid plant diseases and labour is expensive because it is high risk work. The farmer trees plantation account for: 15 Avocados (from 4 seedlings), 100 Bananas (from cutting new suckers) and 50 Grevillea trees

Natural / human environment: The area is characterized by rolling-hilly slope and highly exposed to erosion and land degradation: planting trees protect the soil from nutrients leaching and create a litter which reduces evaporation during dry seasons. Concerning the variety of the trees, (e.g. Avocado) the farmer by grafting with better quality branches, improve the quality of the stock trees with certified variesties: out of 4 seedlings of Avocado (10 Ksh each), he has now 15 seedlings of the better (certified) variety called HASS, which performs well at 800-2100 m asl with well distributed annual rainfall of 1000-1200 mm (Youth Agro-environmental initiative website)

2.3 Фотографии, иллюстрирующие Технологию

2.5 Страна/ регион/ места, где применяется Технология, информация о которых собрана в данной Анкете

2.6 Сколько лет применяется данная Технология

Если год начала применения Технологии достоверно неизвестен, дайте примерную оценку:

• менее 10 лет назад (недавняя)

2.7 Внедрение Технологии

Укажите, как именно Технология УЗП была внедрена:

• как инновация (инициатива) землепользователей

Пояснения (тип проекта и т.д.):

Since the year 2000 the farmer adopted SWC practices in respond to the prolonged degraded situation of the land and its low yields.

3.2 Текущий(-ие) тип(-ы) землепользования на территории, где применяется Технология

Пояснения:

Major land use problems (compiler’s opinion): Sheet erosion with consequent nutrient leaching which could drain into the river.

Major land use problems (land users’ perception): Loss of soil fertility.

Grazingland comments: Fig. 10 Annex 3

Plantation forestry: Yes

Type of grazing system comments: Fig. 10 Annex 3

3.3 Дополнительная информация о землепользовании

Обеспеченность водой участков, где реализуется Технология :

• богарные земли

Число урожаев за год:

• 2

Поясните:

Longest growing period in days: 122Longest growing period from month to month: from about March to JuneSecond longest growing period in days: 61Second longest growing period from month to month: from about October to November

Поголовье скота на единицу площади (если применимо):

< 1 LU/km2

3.5 Распределение Технологии по площади

Пояснения:

Total area covered by the SLM Technology is 0.008 m2.

GATWAMIKWA village

3.6 Мероприятия УЗП, выполняемые в рамках Технологии

Пояснения:

Main measures: vegetative measures, structural measures

Secondary measures: agronomic measures

Type of agronomic measures: mulching, legume inter-planting, manure / compost / residues

Type of vegetative measures: aligned: -graded strips *³

3.7 Основные проблемы деградации земель, на решение которых направлена Технология

Пояснения:

Main causes of degradation: soil management (Poor soil management practices.), deforestation / removal of natural vegetation (incl. forest fires) (Poor vegetation cover, mainly herbaceous), disturbance of water cycle (infiltration / runoff) (Steep area (runoff)), Heavy / extreme rainfall (intensity/amounts) (Especially during wet seasons: March-June and October-November), education, access to knowledge and support services (Limited knowledge and training on SWC practices), governance / institutional (Limited or not adequate support)

Secondary causes of degradation: other natural causes (avalanches, volcanic eruptions, mud flows, highly susceptible natural resources, extreme topography, etc.) specify (From gentle to hilly slope), land tenure (Previous poor management SWC measures, especially in the upper areas)

3.8 Предотвращение и снижение деградации земель, или восстановление нарушенных земель

Укажите цель Технологии по отношению к деградации земель :

• предотвращение деградации земель
• снижение деградации земель

4.1 Технический рисунок, иллюстрирующий Технологию

4.2 Спецификация / пояснения к техническому рисунку

Agroforestry system, which covers an area of 2 acre. The plot is bordered by Euphorbia tirucalli (Kariaria, milk bush) and Grevillea trees. The ditches are characterized by barriers of Napier grass. Intercropping of maize and beans: the distance from one line of maize and the other is of 1m.

Technical knowledge required for land users: moderate

Main technical functions: control of dispersed runoff: retain / trap, control of dispersed runoff: impede / retard, reduction of slope angle, reduction of slope length, improvement of ground cover, increase of infiltration, increase / maintain water stored in soil, water harvesting / increase water supply, sediment retention / trapping, sediment harvesting

Secondary technical functions: improvement of topsoil structure (compaction), stabilisation of soil (eg by tree roots against land slides), increase in organic matter, increase in nutrient availability (supply, recycling,…), improvement of water quality, buffering / filtering water, increase of biomass (quantity)

Mulching
Material/ species: Organic residues around Banana trees
Quantity/ density: undefined

Legume inter-planting
Quantity/ density: 4 kg

Manure / compost / residues
Material/ species: Leftovers and manure from two cows
Quantity/ density: 8 tonnes
Remarks: (for 1 year). The mix of organic material is left decomposed in a big hole.

Agronomic measure: organic fertilizers
Material/ species: Acid humic and N, P, K, microelements (Biodeposit Elixir: small bags (sachets) of 12 ml)
Remarks: 5 bags (1×12 litre), applied only on maize

Aligned: -graded strips
Vegetative material: T : trees / shrubs, F : fruit trees / shrubs, G : grass
Number of plants per (ha): 100 a strip
Vertical interval between rows / strips / blocks (m): few cm
Spacing between rows / strips / blocks (m): 1
Vertical interval within rows / strips / blocks (m): 0.25
Width within rows / strips / blocks (m): 1

Trees/ shrubs species: Grevillea (Grevillea robusta)

Fruit trees / shrubs species: Avocados (Persea americana- Mũkorobia), Bananas (Musa sapientum- Irigũ)

Grass species: Pennisetum pyramidalis (Napier grass or elephant grass)

Slope (which determines the spacing indicated above): 10%

If the original slope has changed as a result of the Technology, the slope today is (see figure below): 15%

Gradient along the rows / strips: 5-8%

Diversion ditch/ drainage
Spacing between structures (m): 1
Depth of ditches/pits/dams (m): 40/50
Width of ditches/pits/dams (m): 0.6/1

Slope (which determines the spacing indicated above): 5-8%

Lateral gradient along the structure: 15-20%

4.3 Общая информация по необходимым вложениям и стоимости

другая/ национальная валюта (название):

Kenyan Schellings

Укажите обменный курс между долларом США и местной валютой (если уместно): 1 доллар США =:

85,9

4.4 Мероприятия, необходимые для начала реализации

	Деятельность	Тип мероприятия	Сроки
1.	Digging holes (1 feet ×1 feet) and planting trees (e.g. Grevillea trees along the boundaries and in line below the bunds of the ditches)	Мероприятия с использованием растительности	March (before rains), 1 year
2.	Establishment of the ditches(digging ditch and creating soil bunds donward) and terracing. For 1 (in tot. are 5) : 2 p.d. * 1 day at 200 Ksh a day each.	Инженерные	2 times per year

4.5 Вложения и затраты, необходимые для начала реализации

	Опишите затраты	Единица	Количество	Затраты на единицу	Общая стоимость на единицу	% затрат, оплаченных землепользователями
Оплата труда	labour		1,0	7,0	7,0	100,0
Оборудование	Machine to grill/mill maize leftovers (chap cutter)		1,0	1164,0	1164,0	100,0
Оборудование	Generator		1,0	582,0	582,0	100,0
Другие	cows 2		1,0	349,0	349,0	100,0
Общая стоимость запуска Технологии					2102,0

Пояснения:

Duration of establishment phase: 6 month(s)

4.6 Поддержание/ текущее обслуживание

	Деятельность	Тип мероприятия	Сроки/ повторяемость проведения
1.	Prepare and apply fertilizers (organic) (See Annex 3, Fig. 9&comments)	Агрономические	Ferlizer application: after 1 week and 18 days, on maize only
2.	Prepare manure+compost/mulch (Summary 2.1.2 QT4): Labour (to grill/mill leftovers - 300 Ksh for fuel- leftovers to prepare food for cows-3 person days) rest, the farmer by himself feed cows on daily basis (3 times in a day). Fuel: 1litre×1 day (×3 days)	Агрономические	compost/manure: 2 times/year in the field+grass; once on Bananas (where also added mulch)
3.	Harvesting maize/beans (around Feb/March and Ag/Sept)	Агрономические	2 times
4.	Apply manure, mulch and compost (during March/April-long rains+Sept) just before the rains, when nutrients infiltrate into the soil with rainwater) (Summary 2.1.2 QT4)	Агрономические	Compost/manure: 2 times/year in the field+grass; once on Bananas (where also added mulch)
5.	Tilling-soil (digging holes to plant maize/beans: 7 inches deep (17cm), spaced 1 feet (0.30 m) in contours: dry planting (before rains starts)	Агрономические	Twice a year, before rainy season (around March/Sept)
6.	Digging planting holes and planting grass (2 persons × 3 days: 200 Ksh)	Мероприятия с использованием растительности	Every season (March/April and Sept/Oct)
7.	Maintenance (weed control and cutting Napier grass and collecting fodder) (Fig. 11 Annex 3)	Мероприятия с использованием растительности	Every season (March/Sept); cutting Napier: 3/4 times in a season
8.	Pruning branches and let them dry for firewood	Мероприятия с использованием растительности	Every 3 seasons (and when shortage of firewood)
9.	Clearing the tree for selling timber (the price depends also of the use of the chainsaw (or saw) or not	Мероприятия с использованием растительности	When in need of cash (not regularly), not less than 5 years after planting
10.	Repairing the ditches and remove excess of soil/leaves accumulated during the rainy season	Инженерные	After rains (every season)

4.7 Стоимость поддержания/ текущего обслуживания ( в год)

	Опишите затраты	Единица	Количество	Затраты на единицу	Общая стоимость на единицу	% затрат, оплаченных землепользователями
Оплата труда	Labour		1,0	183,0	183,0
Оборудование	fuel		1,0	7,0	7,0
Посадочный материал	seeds		1,0	39,0	39,0	100,0
Посадочный материал	fertilizer		1,0	23,0	23,0	100,0
Общая стоимость поддержания Технологии					252,0

Пояснения:

Machinery/ tools: the farmer prefers to use fork djembe then just the normal djembe (because it removes better the soil); panga and hoes., shovel, fork djembe, panga, saw, shovels, fork djembe

The costs has been computed during the period of the field visit and it include all the costs for the different structures: agronomic, vegetative and structural measures for 2 acre of land and summarized for 1 year period.

4.8 Наиболее значимые факторы, влияющие на стоимость затрат

Опишите наиболее значимые факторы, влияющие на стоимость затрат:

The main environmental constrain is water, in particular during dry season; An important cost is labour required to maintain all the SWC measures.

5.1 Климат

5.2 Рельеф

5.3 Почвы

5.4 Доступность и качество воды

5.5 Биоразнообразие

5.6 Характеристика землепользователей, применяющих Технологию

Укажите другие важные характеристики землепользователей:

Population density: 10-50 persons/km2

Annual population growth: 2% - 3%

Off-farm income specification: The farmer is rich because he owns 3 acre of land and livestock, assets (electricity) which are above the average standards of the community. The farmer is retired from an accountancy service position several years ago.

Market orientation of production system: subsistence (self-supply), subsistence (self-supply), commercial/ market

5.7 Средний размер земельных участков, арендуемых или находящихся в собственности землепользователей, применяющих Технологию

5.8 Собственность на землю, права на земле- и водопользование

Землевладелец:

• индивидуальная, оформленная в собственность

Право землепользования:

• индивидуальное

Право водопользования:

• неограниченное (неконтролируемое)

Пояснения:

Water use rights depend on the use: open access for drinking and domestic uses.

5.9 Доступ к базовым услугам и инфраструктуре

6.1 Влияние Технологии УЗП в пределах территории ее применения

Социально-экономическое воздействие

Продуктивность

Доходы и затраты

Социальное и культурное воздействие

Экологическое воздействие

Водный цикл/ поверхностный сток

Почвы

Биоразнообразие: растительность, животный мир

6.2 Влияние Технологии за пределами территории ее применения

6.3 Подверженность и чувствительность Технологии УЗП к постепенным изменениям климата и экстремальным погодным явлениям/ стихийным бедствиям, связанным с изменением климата (в понимании землепользователей)

Постепенное изменение климата

Постепенное изменение климата

	Сезон	Тип изменения климата/ экстремального явления	Насколько успешно Технология справляется с этим?
среднегодовые температуры		увеличилось	не известно

Экстремальные явления, связанные с изменением климата (стихийные бедствия)

Погодные стихийные бедствия

	Насколько успешно Технология справляется с этим?
местные ливневые дожди	хорошо
местные ураганы	хорошо

Стихийные бедствия климатического характера

	Насколько успешно Технология справляется с этим?
засухи	плохо

Гидрологические стихийные бедствия

	Насколько успешно Технология справляется с этим?
регулярные наводнения (выход рек из берегов)	хорошо

Другие воздействия, связанные с изменением климата

Другие воздействия, связанные с изменением климата

	Насколько успешно Технология справляется с этим?
сокращение вегетационного периода	не известно

6.4 Анализ эффективности затрат

Насколько получаемый результат сопоставим с первоначальными вложениями (с точки зрения землепользователей)?

Насколько получаемый результат сопоставим с текущими расходами по поддержанию технологии (с точки зрения землепользователей)?

6.5 Внедрение Технологии

Пояснения:

100% of land user families have adopted the Technology without any external material support

There is a moderate trend towards spontaneous adoption of the Technology

6.7 Сильные стороны/ преимущества/ возможности Технологии

Сильные стороны/ преимущества/ возможности по мнению землепользователей
Better yields thanks to the intercropping measures taken.

Сильные стороны/ преимущества/ возможности по мнению составителя или других ключевых специалистов
Intercropping is a commonly known practice which improves the overall conditions of the soil and provide better yields. How can they be sustained / enhanced? Besides 'companion planting' there are plants which can be grown as forerunner plants (Storey, 2002). Depending also on the type of soil, attention could be given to some sps. which accumulate concentration of e.g. mineral accumulators, phosporus, potassium, calcium, silica and sulphur . Another way to perhaps enhance the yields is relay intercropping. It is undersowing the next crop into the present crop, so that the present crop is a nurse crop and time and water is saved in the establishment of the following crop (Storey, 2002) Green manure as a way to add organic nutrients and combine more than one green manure and rotate, both legume (e.g. cowpeas, soybeans, annual sweet clover, vetch, sesbania, and velvet beans ) and not legume (e.g. sudangrass, millet, sorghum, and buckwheat).
Agroforestry (Dispersed trees on cropland): The technology is simple to adopt and improves a sustainable land management as well as diversification of income sources and food supply. How can they be sustained / enhanced? It could be implemented by increasing the number of trees planted (e.g. along the boundaries) and with sps. characterised by deeper root systems, to avoid further water competition. More Avocadoe trees could increase the opportunities for the farmer to be part of a CBO (Community Based Organization) addressed to marketing of Avocadoes for oil production. This could help the farmer to earn more money and invest more in SWC implementation and new methods, in the long run. The option of alley cropping (hedgerow Intercropping) with leguminous plants e.g. Sesbanian sesban (Ramachandran Nair-ICRAF, 1993) could be considered as another option.
Napier grass has very good properties in holding soil; also for ditch stabilization and fodder production How can they be sustained / enhanced? Other herbaceous vegetation could be also planted in the field: e.g. Tithonia diversifolia (Mexican sunflower), an excellent (high quality-N, P, K concentration) green manure /nutrient release and medicinal plant, or could be also used as a major component of compost manure. It is an annual weed that can be used for several purposes: fodders, poultry feed, fuel, compost, land demarcation, soil erosion, building materials, shelter for poultry. It is characterized by adaptability to different environment, rapid growth, fast rate of decomposition. Nevertheless, there is the need to ascertain the extent to which this weed sps. could be used for soil improvement and to determine the best mode of application of the weed sps., (Olabode et al., 2007, Olubukola et al., 2013) and the fact that is a invasive weed (with an aggressive growth) it requires a good knowledge in the land management and weed control.
The attention to certified varieties give also more value to the production itself and at market level: an increase of the bargaining power creates more opportunities for better income and chances to explore new and bigger markets, (e.g. Avocados for oil production ).

6.8 Слабые стороны/ недостатки/ риски Технологии и пути их преодоления

Слабые стороны/ недостатки/ риски по мнению составителя или ответственных специалистов	Возможные пути их преодоления/снижения?
The technologies in place require maintenance and monitoring, especially during rainy seasons	Eventually subsides or be part of a CBO's (Community Based Organizations) or SHG (Self Help Groups); Still the measures already in place could be improved: diversification of trees (e.g. indigenous) and trainings (e.g. pruning etc) could help the farmer in avoiding tree diseases and allocate more efficiently resources.
The amount of work required to carry out all the activities is too much.

7.2 Ссылки на опубликованные материалы

Название, автор, год публикации, ISBN:

Holding C., Carsan S., Njuguna P., 2004. Smallholder Timber Marketing: A Kenyan Experience. FAO/ICRAF/GoK multi-stakeholder programme. International Workshop on small holder timber production.

Название, автор, год публикации, ISBN:

Odhiambo G.D. and Ariga E. S., 2001. Effect of intercropping maize and beans on Striga incidence and grain yield. Seventh Eastern and Southern Africa Regional Maize Conference. 11th -15 th February, 2001. pp. 183-186.

Название, автор, год публикации, ISBN:

Olabode O.S., Sola O., Akanbi W.B., Adesina G.O., Babajide P.A., 2007. Evaluation of Tithonia diversifolia (Hemsl.) A Gray for Soil Improvement. World Journal of Agricultural Sciences 3 (4): 503-507.

Где опубликовано? Стоимость?

http://www.idosi.org/wjas/wjas3(4)/15.pdf

Название, автор, год публикации, ISBN:

Olubukola S. A., Aderemi Ojo Ezekiel-Adewoyin O., Dorcas Tinuke D., Akintoye Henry, 2010. Comparing the use of Tithonia diversifolia and Compost as soil amendments for growth and yield of Celosia argentea. New York Science Journal 3 (6).

Где опубликовано? Стоимость?

http://www.sciencepub.net/newyork/ny0306/20_2680_ny0306_133_138.pdf

Название, автор, год публикации, ISBN:

Ramachandran Nair P. K., 1993. An Introduction to Agroforestry- ICRAF.

Где опубликовано? Стоимость?

http://www.worldagroforestry.org/units/library/books/PDFs/32_An_introduction_to_agroforestry.pdf?n=161

Название, автор, год публикации, ISBN:

Sanchez M. A., 2012. Food vs wood: dynamic choices for Kenyan smallholders. A plan B research paper. Master of Science. Michigan State University.

Где опубликовано? Стоимость?

http://ageconsearch.umn.edu/bitstream/134024/2/PeraltaSanchezPlanB.pdf

Название, автор, год публикации, ISBN:

Sangakkara U.R., Richner W., Schneider M. K., Stamp P., 2003. Impact of intercropping beans (Phaseolus vulgaris L.) and sunhemp (Crotalaria juncea L.) on growth yields and Nitrogen uptake of maize (Zea mays L.) grown in the humid tropics during the minor rainy season. Maydica 48: 233-238

Где опубликовано? Стоимость?

http://www.maydica.org/articles/48_233.pdf

Название, автор, год публикации, ISBN:

Schmidt H., Swoboda R., Ralph Jätzold R., 1983. Farm Management Handbook of Kenya. Natural Conditions and Farm Management Information. Vol. 2.Part B: Central Kenya

Где опубликовано? Стоимость?

http://www2.gtz.de/dokumente/bib/07-1284.pdf

Название, автор, год публикации, ISBN:

Smith D. M., Jackson N. A., Roberts J.M. and Ong C.K., 1999. Root distributions in a Grevillea robusta-maize agroforestry system in semi-arid Kenya. Plant and Soil 211: 191–205, 1999.

Название, автор, год публикации, ISBN:

Storey P. J., 2002. The conservation and improvement of sloping land. Volume 1: Practical understanding. Chapter 5: Improving the soil management.

Название, автор, год публикации, ISBN:

Worfswinkel van M., undated. Intercropping of Annual Foodcrops, Agrobrief (Agromisa), N.4

Где опубликовано? Стоимость?

http://www.allindiary.org/pool/resources/intercropping.pdf

Название, автор, год публикации, ISBN:

Carsan S., Holding C., 2006. Growing farm timber: practices, market and policies. The Meru timber marketing pilot programme case studies and reviews. World Agroforestry Centre.

Где опубликовано? Стоимость?

http://www.worldagroforestry.org/downloads/publications/PDFs/b14639.pdf

Название, автор, год публикации, ISBN:

Chia-Chun Wu, 1998. Effective conservation practices for the cultivation of slopelands, Extension Bulletin (ASPAC/FFTC), No. 449, 7 p.

Где опубликовано? Стоимость?

http://www.fao.org/prods/gap/database/gap/files/1272_CONSERVATION_ON_SLOPES.PDF

Название, автор, год публикации, ISBN:

Crozier C., 1986. Soil Conservation Techniques for Hillside Farms. A Guide for Peace Corps Volunteers. Appropriate Technologies for Development. Peace Corps Information Collection & Exchange Reprint Series No. R-62. Peace Corps Institution.

Где опубликовано? Стоимость?

(The Humanity Development Library website: http://www.nzdl.org/gsdlmod?a=p&p=home&l=en&w=utf-8)

Название, автор, год публикации, ISBN:

CSIRO (Baldock J.) Soil carbon: the basics. website (http://www.csiro.au/en/Outcomes/Environment/Australian-Landscapes/soil-carbon.aspx) . Also in: Carbon Farming Fact Sheet: Store carbon for healthy soils and better yields.

Где опубликовано? Стоимость?

http://www.grdc.com.au/uploads/documents/GRDC_CarbonFarming_4pp.pdf

Название, автор, год публикации, ISBN:

Elemans A., 2011. Thesis report (unpublished): Green water credits program in Saba Saba sub-catchment in the Upper Tana, Kenya.

Название, автор, год публикации, ISBN:

Gutteridge R. C. and Sheltong H. M., 1998.eridge R. C. and Shelton H. M., 1998. Forage tree legumes in tropical agriculture. (http://www.fao.org/ag/AGP/AGPC/doc/PUBLICAT/Gutt-shel/x5556e00.htm Chapter 5.2

Где опубликовано? Стоимость?

http://www.fao.org/ag/AGP/AGPC/doc/Publicat/Gutt-shel/x5556e0q.htm

Название, автор, год публикации, ISBN:

HDRA , undated. Agroforestry in the Tropics.

Где опубликовано? Стоимость?

http://www.thenrgroup.net/member/MRO/AER/AER-560.htm

Название, автор, год публикации, ISBN:

Haering, K., Evanylo G., 2005. Composting and Compost Use for Water Quality. In Composting resource directory. Mid-Atlantic Reg. Water Program.

Где опубликовано? Стоимость?

http://infohouse.p2ric.org/ref/41/40137.pdf

Название, автор, год публикации, ISBN:

Holding C., Carsan S., Njuguna P., undated. Smallholder timber and firewood marketing in the coffee and cotton/tobacco zones of eastern Mount Kenya. In: Small-scale forestry and rural development: The intersection of ecosystems, economics and society.

Где опубликовано? Стоимость?

http://www.coford.ie/media/coford/content/publications/projectreports/small-scaleforestryconference/Holding.pdf