000 00830nam a2200205Ia 4500
008 170101s1980 xx 000 0 und d
082 _aT 633.368.82 H36F
100 _aHARSHARN Singh
245 0 _aFertilizer-use efficiency in groundnut-wheat rotation
250 _aCOA
260 _aLudhiana
_bP.A.U
_c1980
300 _a142,16L
520 _aThe efficacy of N, P, K and Zn application in a fixed groundnut-wheat rotation was studied. The treatments consisted of 9 combinations of P, K level (17 kg P, 26 kg P and 26 kg P+25 kgK/ha), and their effects namely: direct, residual and cumulative compar
650 _aPEANUTS -- FERTILIZERS AND MANURES
653 _aAGRONOMY
653 _aPEANUTS -- FERTILIZERS AND MANURES
653 _aROTATION OF CROPS
653 _aWHEAT -- FERTILIZERS AND MANURES
942 _2ddc
_cT
999 _c65287
_d65287