000 00473nam a2200169Ia 4500
008 220216s9999 xx 000 0 und d
100 _aYogaratnam N
245 0 _aEffect of fertilizers on leaf composition of NPK in some Hevea cultivars
260 _bJournal of the Rubber Research Institute of Sri Lanka
_c1985
300 _a15-24
650 _aFertilizers
650 _aHevea
650 _aLeaf composition
650 _aNPK
700 _aDe Mel J G
942 _cJS
999 _c57848
_d57848