00418nam a2200157Ia 4500001001000000003000500010008004100015010001100056040000900067082001400076100002200090245005400112260003600166300001100202650004700213Para_1689CHAP220125s1992 xx 000 0 und d a200307 cCHAP aPA 631 B8 aBurton, L. DeVere aAgriscience & Technology /c by L. DeVere Burton aUSA. :b Delmar Publishers Ine a326 p. aAgricultura x innovaciones tecnológicas