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 30
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... Relative price of potatoes in various locations , circa 1950 and 1980 ... 84 11 Comparison of FAO projections with actual changes in potato consumption , 1965-1980 ......... 89 12 Nutritional composition of a hundred - gram edible ...
... Relative price of potatoes in various locations , circa 1950 and 1980 ... 84 11 Comparison of FAO projections with actual changes in potato consumption , 1965-1980 ......... 89 12 Nutritional composition of a hundred - gram edible ...
Trang 19
... relative to alternative feedstuffs and energy sources . Prior to World War II , nearly half the potatoes grown in Western Europe were fed to livestock , but now less than 20 percent are . Hogs and potatoes were frequently raised ...
... relative to alternative feedstuffs and energy sources . Prior to World War II , nearly half the potatoes grown in Western Europe were fed to livestock , but now less than 20 percent are . Hogs and potatoes were frequently raised ...
Trang 27
... relatives of the potato are of New World origin . The word " potato " is derived from batata , the Caribbean Arawak name for sweet potato . The Spanish conquistadores encountered the sweet potato first and subsequently gave the same ...
... relatives of the potato are of New World origin . The word " potato " is derived from batata , the Caribbean Arawak name for sweet potato . The Spanish conquistadores encountered the sweet potato first and subsequently gave the same ...
Trang 31
... relative humidity ) . The remainder of the tuber from the vascular ring inward , designated as the medullary area , is divided into outer and inner medulla and constitutes the fleshy part of the tuber . The outer medulla includes the ...
... relative humidity ) . The remainder of the tuber from the vascular ring inward , designated as the medullary area , is divided into outer and inner medulla and constitutes the fleshy part of the tuber . The outer medulla includes the ...
Trang 32
... relative humidity , and in darkness have short dormant periods . Tubers that have been attacked by mi- croorganisms or insects or that have been damaged , by cutting for example , also have a shorter dormant period than healthy ...
... relative humidity , and in darkness have short dormant periods . Tubers that have been attacked by mi- croorganisms or insects or that have been damaged , by cutting for example , also have a shorter dormant period than healthy ...
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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