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 44
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... Highland potato production ... 115 Lowland potato production 123 .... Temperate - zone production .. Mediterranean potato production .... 127 131 Examples of production systems . 131 Bibliographic notes .. .. 153 7 Research priorities ...
... Highland potato production ... 115 Lowland potato production 123 .... Temperate - zone production .. Mediterranean potato production .... 127 131 Examples of production systems . 131 Bibliographic notes .. .. 153 7 Research priorities ...
Trang 7
... highland areas of what are now Bolivia , Chile , Colombia , Ecuador , and Peru . Introduction of the potato in Europe Potatoes were sold in Seville as early as 1573. They were brought there by Spanish sailors . From Spain , the potato ...
... highland areas of what are now Bolivia , Chile , Colombia , Ecuador , and Peru . Introduction of the potato in Europe Potatoes were sold in Seville as early as 1573. They were brought there by Spanish sailors . From Spain , the potato ...
Trang 21
... highland production zones . Potato consumption is rising particularly rapidly in new areas - areas where the demand for food is growing fast and technological change has lowered unit production costs , making potato growing profitable ...
... highland production zones . Potato consumption is rising particularly rapidly in new areas - areas where the demand for food is growing fast and technological change has lowered unit production costs , making potato growing profitable ...
Trang 39
... highland tropical areas . As farmers begin growing earlier varieties adapted to warmer growing conditions and using cultural practices that moderate the adverse effect of warm weather on growth of the potato crop , potato The crop and ...
... highland tropical areas . As farmers begin growing earlier varieties adapted to warmer growing conditions and using cultural practices that moderate the adverse effect of warm weather on growth of the potato crop , potato The crop and ...
Trang 40
... highland areas plant their crops on the hillsides and let livestock graze the flat bottomlands . To make matters worse from the point of view of soil scientists , farmers often orient their rows up and down the slope . Although in the ...
... highland areas plant their crops on the hillsides and let livestock graze the flat bottomlands . To make matters worse from the point of view of soil scientists , farmers often orient their rows up and down the slope . Although in the ...
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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