00579nam a2200193Ia 4500001000600000003000500006008004100011010001100052040000900063082001500072100001400087245015100101260003500252300002200287440000500309500000500314503000500319650006100324Z_876CHAP220113s1984    xx            000 0 und d  a163539  cCHAP  a630.215 F7  aFrance, J  aMathematical models in agriculture a quantitative: approach to problems in agriculture and related sciences  /cby J. France and V. H. M. Thornley  aLondon  :bButterworths,c1984  a335 p. : gráfs.  a  a  a  aAgriculturaxModelos matemáticos I. Thornley, J. H. M.