@book{74554,
	author = {Nageswara Rao, D.V.K. and Dr AI Jose},
	title = {Productivity classification of soils under rubber (Hevea brasiliensis Muell. Arg.) in Kerala},
	publisher = {Kerala Agricultural University},
	year = {2000},
	address = { Thrissur},
	note = {Course: Ph. D}
}