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157 รายการที่พบ (กำลังแสดง 1 - 10)
  1. ทรัพยากรหลัก
    21-03-2019 This Technical Note provides an overview of parasitic plants of agricultural significance in Africa. Parasitic weeds cause drought stress and stunted crops. Affected plants include cereal grains (e.g., sorghum [Sorghum bicolor] and maize [Zea mays]) and grain legumes (e.g., cowpea [Vigna...  
  2. ทรัพยากรหลัก
    17-08-2016 Farmers and gardeners in semi-arid and arid regions of the world face two associated but separate problems, which limit the crops they can grow and the yield of these crops. The underlying problem is lack of rainfall needed for growing plants. The second is accumulation of salts in the root zone....  
  3. ทรัพยากรหลัก 01-02-1991 Food from Dryland Gardens encourages gardens that serve local needs, that are based on local knowledge, and that conserve natural resources and the biological diversity of traditional crops. It was written for field workers, extension agents, students, project workers, and program planners. Both...  
  4. ทรัพยากรหลัก 30-12-2005 A respected international economic advisor and the director of The Earth Institute shares a wide-spectrum theory about how to enable economic success throughout the world, identifying the different categories into which various nations fall in today's economy while posing solutions to top...  
  5. ทรัพยากรหลัก 01-10-1998 Third Edition [library also has 2 copies of the 1975edition] People interested in tropical gardening or botany will find this an indispensable guide to several hundred species of plants with edible leaves. Leaves can provide high-quality food, and in the tropics, many are from perennials...  
  6. ทรัพยากรหลัก 01-11-1987 This 505 page book is an exceptionally exhaustive source of information on tropical and subtropical fruits. It is a well-illustrated and very readable, practical guide for those interested in growing tropical and subtropical fruits either for the home garden or commercially. The fruits are...  
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  8. 20-10-2011 Spider Flower (Cleome gynandra) East Africa’s Drought: Q and A The Importance of Indigenous Food Plants Famine in the Horn of Africa Introducing ECHO’s New Online Community Portal—in over 30 Languages!
     
  9. 20-10-2011 The current drought and famine in the Horn of Africa are deeply distressing. The severe drought of the past year has put an estimated 12 million or more people in danger of starvation.  
  10. Edible:Leaves, Vegetable A shrub or small tree. It grows 5 m tall. There are prickles along the stem. The leaves are twice divided and there are 8-18 pairs of pinnae. There are up to 50 pairs of pinnules on each pinnae. The flowers are yellow. They are in large clusters at the ends of branches....