Tulin, A. B. (2008). Application of macro and micronutrients increases purple yam yield. Agriculture.
Chicago Style aipamenaTulin, Anabella B. "Application of Macro and Micronutrients Increases Purple Yam Yield." Agriculture 2008.
MLA aipamenaTulin, Anabella B. "Application of Macro and Micronutrients Increases Purple Yam Yield." Agriculture, 2008.
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