00493nam a2200157Ia 4500008004100000245004600041260002800087300001200115650001600127650001800143650002500161650002300186942000700209999001700216952010200233220216s9999    xx            000 0 und d 0aNitrogen : Its role in rubber cultivation  bPlanters Bulletinc1971  a250-258  aFertilisers  aLeaf analysis  aNitrogen defficiency  aRubber cultivation  cJS  c63958d63958  00104078aMAINbMAINc92d2021-12-17hVolume 116, Issuel0r2021-12-17 00:00:00w2022-02-16yJS