000			00754nam a2200241Ia 4500
008			220216s9999 xx 000 0 und d
100			_aKarthikakuttyamma M.
245		0	_aEffect of continuous cultivation of rubber (Hevea brasiliensis) on morphological features and organic carbon, total nitrogen, phosphorous and potassium contents of soil
260			_bIndian Journal of Natural Rubber Research _c1998
300			_a73-79
650			_aMorphology
650			_aNutrient status
650			_aOrganic carbon
650			_aPhosphorus
650			_aPotassium
650			_aSoil analysis
650			_aTotal nitrogen
700			_aAiyer R.S.
700			_aGeorge V.
700			_aPrasannakumari P.
700			_aSuresh P.R.
942			_cBS
999			_c51532 _d51532