000 00288nam a2200121Ia 4500
008 161121s9999 xx 000 0 und d
100 _aJayakumar (R.) ; Jagannathan (R.)
245 0 _aWeed Science Principles
260 _cKalyani Publs.
365 _b0
650 _aNIL
942 _cBK
999 _c107229
_d107229