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Madras Agricultural Journal, 1950
The sweet potato is essentially a crop of the tropics which is believed to have originated in South America. It is grown in the sub-tropics also. Though it is grown in a number of countries, the sweet potato regions are confined to Brazil, southern states of the United States of America, Malaya, East Indies, West Indies, China, India and parts of New ...
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The sweet potato is essentially a crop of the tropics which is believed to have originated in South America. It is grown in the sub-tropics also. Though it is grown in a number of countries, the sweet potato regions are confined to Brazil, southern states of the United States of America, Malaya, East Indies, West Indies, China, India and parts of New ...
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Aspects of resistance to sweet potato virus disease in sweet potato
Annals of Applied Biology, 1998SummaryIn field trials during the first and the second rainy season of 1996 in Uganda, whiteflies were similarly abundant and aphids were absent on three clones of sweet potato (NIS‐93–63, cv. Tanzania and cv. New Kawogo) although the three clones differed considerably in their resistance to sweet potato virus disease (SPVD), a complex disease ...
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