Скачать
Vetiver System (Vetiver Grass) : Water and Soil Conservation
Автор: Richard Grimshaw
Загружено: 2009-08-14
Просмотров: 31419
Описание: Hassan Ali is a farmer in western Ethiopia who has led the way in using vetiver grass and the Vetiver System for soil and water conservation. He has increased crop yield by 30% stopped erosion, and improved groundwater. He has taught at least 100 other farmers how to use the Vetiver System, and has provided plant material to get them started. The extra wealth that he has created has enabled him to send two sons to University.
Не удается загрузить Youtube-плеер. Проверьте блокировку Youtube в вашей сети.
Повторяем попытку...
Повторяем попытку...
Доступные форматы для скачивания:
Скачать видео
-
Информация по загрузке:
