000 00322nam a2200133Ia 4500
008 220216s9999 xx 000 0 und d
100 _aRamakrishnan T.S.
245 0 _aZinc deficiency
260 _bRubber Board Bulletin
_c1962-63
300 _a134
650 _aZinc deficiency
700 _aPillay P.N.R.
942 _cBS
999 _c48620
_d48620