000 00336nam a2200145Ia 4500
008 220216s9999 xx 000 0 und d
100 _aNewsam A
245 0 _aCovers and root disease
260 _bPlanters Bulletin
_c1963
300 _a177-181
650 _aCover crops
650 _aRoot disease
650 _aRubber
942 _cJS
999 _c56483
_d56483