000 00291nam a2200121Ia 4500
008 161121s9999 xx 000 0 und d
100 _aNARWAL S.S.
245 0 _aAllelopathy in crop production
260 _cToday & Tomorrow Scientific Pub.
365 _b0
650 _aNIL
942 _cBK
999 _c102089
_d102089