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 65
Trang 1
... result , potato cultivation is becoming an increasingly important source of rural employment , income , and food for growing populations . In monetary terms , potatoes are now the fourth most important of the developing world's food ...
... result , potato cultivation is becoming an increasingly important source of rural employment , income , and food for growing populations . In monetary terms , potatoes are now the fourth most important of the developing world's food ...
Trang 8
... result in ills ranging from indigestion and flatulence to rickets and syphilis . On the grounds that potato consumption caused leprosy , a French provincial parliament banned potato cultivation altogether . In the eighteenth century ...
... result in ills ranging from indigestion and flatulence to rickets and syphilis . On the grounds that potato consumption caused leprosy , a French provincial parliament banned potato cultivation altogether . In the eighteenth century ...
Trang 10
... result of crop failures , wars , or famines ) did Europeans begin to replace their traditional staples such as buckwheat and oats with potatoes . The popularity of the potato in Europe reached its zenith around 1850 : It was the least ...
... result of crop failures , wars , or famines ) did Europeans begin to replace their traditional staples such as buckwheat and oats with potatoes . The popularity of the potato in Europe reached its zenith around 1850 : It was the least ...
Trang 16
... result of these divergent trends , more potatoes are now grown in Asia than in Western Europe , North America , and Oceania combined . China's production alone equals that of Western Europe , and India produces more than West Germany ...
... result of these divergent trends , more potatoes are now grown in Asia than in Western Europe , North America , and Oceania combined . China's production alone equals that of Western Europe , and India produces more than West Germany ...
Trang 18
... result , potatoes have become more costly than other energy sources , and use of potatoes for livestock feeding and processing has fallen . Demand for fresh potatoes has also dropped as diets have changed . For these reasons , European ...
... result , potatoes have become more costly than other energy sources , and use of potatoes for livestock feeding and processing has fallen . Demand for fresh potatoes has also dropped as diets have changed . For these reasons , European ...
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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 |
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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