L, Gachon Nutrient balances and the need for potassium Proceedings of the 13th IPI - Congress = Dinh dưỡng và nhu cầu Kali Gachon. L - 1st. - France International potash institute 1986 - 299p. 21cm. Refrences: P.299 Subjects--Topical Terms: Kali Subjects--Index Terms: Kali Nutrient Ptassium Insure Soil Dewey Class. No.: 631.8 / N