(2011). Effect of ammonium to nitrate ratio on growth parameter and yield of spinach (Spinacea oleracea L.) local variety.. , 3(1), 151-163.
. "Effect of ammonium to nitrate ratio on growth parameter and yield of spinach (Spinacea oleracea L.) local variety.". , 3, 1, 2011, 151-163.
(2011). 'Effect of ammonium to nitrate ratio on growth parameter and yield of spinach (Spinacea oleracea L.) local variety.', , 3(1), pp. 151-163.
Effect of ammonium to nitrate ratio on growth parameter and yield of spinach (Spinacea oleracea L.) local variety.. , 2011; 3(1): 151-163.


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