@book{81531,
	author = { P.B.S. Sarma, N.H. Rao (and) K.V.P. Rao.},
	title = {A computer based procedure for calculation of water balance in the crop root zone},
	publisher = {Water Technology Centre (IARI)},
	year = {1982},
	series = {Indian Agricultural Research Institute, Technical Report; no.HYO-6},
	address = {New Delhi}
}