Potatoes: Production, Marketing, And Programs For Developing CountriesInternational Potato Center, 23 thg 4, 1987 - 243 trang World patterns and trends in potato production and use; The potato crop and its physical environment; The socioeconomic environment: Levels of development and public policies; Supply, demand, and marketing; Potato nutrition and consuption; Potato production systems; Research priorities and potato programs; Impact of potato programs; Summing up. |
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Kết quả 1-5 trong 42
Trang 1
... needs of rich and poor countries , these programs often attempt to " transfer " inappropriate technology to developing countries . A better understanding of the present and potential role of potatoes within the food systems of ...
... needs of rich and poor countries , these programs often attempt to " transfer " inappropriate technology to developing countries . A better understanding of the present and potential role of potatoes within the food systems of ...
Trang 2
... need to be considered in setting priorities and for implementing and assessing the impact of potato programs . These issues are discussed in Chapters 7 and 8. These eight chapters address a number of broad questions to which ...
... need to be considered in setting priorities and for implementing and assessing the impact of potato programs . These issues are discussed in Chapters 7 and 8. These eight chapters address a number of broad questions to which ...
Trang 12
... needs . Potato cul- tivation expanded first in areas with cool , rainy climates . Often local food habits and myths discouraged potato consumption long after its introduction , and until times of food shortage , most potatoes were eaten ...
... needs . Potato cul- tivation expanded first in areas with cool , rainy climates . Often local food habits and myths discouraged potato consumption long after its introduction , and until times of food shortage , most potatoes were eaten ...
Trang 35
... needs to be kept in mind , is that their prolonged exposure to drought , pests , and other hazards may limit yields or lower the quality of harvested tubers . Three periods can be distinguished in the potato's growth cycle ...
... needs to be kept in mind , is that their prolonged exposure to drought , pests , and other hazards may limit yields or lower the quality of harvested tubers . Three periods can be distinguished in the potato's growth cycle ...
Trang 43
... need to avert both direct and indirect damage . Two major nematodes of economic importance for potatoes in developing countries are cyst nematode ( Globodera spp . ) , particularly in the highland tropics , and root - knot nematode ...
... need to avert both direct and indirect damage . Two major nematodes of economic importance for potatoes in developing countries are cyst nematode ( Globodera spp . ) , particularly in the highland tropics , and root - knot nematode ...
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Potatoes: Production, Marketing, And Programs For Developing Countries Douglas Horton Xem trước bị giới hạn - 2019 |
POTATOES: Production, Marketing, and Programs for Developing Countries DOUGLAS. HORTON Không có bản xem trước - 2019 |
Thuật ngữ và cụm từ thông dụng
Africa agricultural agricultural research America areas average Bangladesh blight breeding capita Central cereals changes commodity consumers costs crop cultivation demand depends developing countries diseases early economic effect estimates Europe example expand farmers farms fertilizers field food crops growing grown growth harvest hectare higher highland impact important improved income increase India inputs insect institutions International Potato Center land late less levels Lima limited losses lower lowland major Mantaro Valley needs North percent period Peru pests plant policies population potato consumption potato crop potato prices potato production potato programs practices priorities problems processing projections rates reduce regions relative requirements research and extension resistance result rice root Rwanda season seed tubers selection soil South South Korea sprout storage stored supply Table temperate temperatures tons tropical usually varieties vegetable virus yields zones