TY - BOOK AU - Roy, Ajit Kumar. TI - Studis on the Effect of Production Factors on Growth, Development and Yield of Mustard [(Brassica juncea (L.) (czern & coss)] / U1 - 633.85 PY - 1993/// CY - .- Pusa, Samastipur PB - : RAU KW - Agronomy KW - Mustard KW - Thesis KW - M. Sc ER -