000 00404nam a2200133Ia 4500
008 220216s9999 xx 000 0 und d
100 _aCherian P P
245 0 _aTechnical and economical aspects of the retention of commercial trees in rubber planting in Nicobar
260 _bRubber Board Bulletin
_c1969
300 _a192-196
650 _aNicobar island
650 _aRubber plantation
942 _cJS
999 _c70309
_d70309