TY - BOOK AU - J.C. Germon TI - Management systems to reduce impact of nitrates SN - 1-85166-402-5 U1 - 631.84 PY - 1989/// CY - London PB - Elsevier Applied Service N1 - J.C. Germon: Management systems to reduce impact of nitrates. London. Elsevier Applied Service, 1989. 1-85166-402-5--(631.84GER) ER -