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1. Fertilizer Response Information and Income Gains: The Case of Potatoes in Peru.

Author

Ryan, James C. and Perrin, Richard K.

Subjects
CROP yields, FERTILIZERS, FARM income
Abstract

Yield response to different levels of fertilizer on various soils is estimated by a generalized response function. Average new income generated by use of optimum levels is estimated at over $800 per hectare. The social gain to Peru is estimated to be as much as $50 million annually. [ABSTRACT FROM AUTHOR]

Published
1974
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