00572nam a2200133Ia 4500008004100000082003700041100012900078245007300207260003000280300001300310490005100323600002400374650004000398140224s9999    xx            000 0 und d  a581.5:581.13 1968.4.1/5 (063) K9  aSymposium of British Ecological Society on Ecological Aspects of the Mineral Nutrition of Plants, Sheffield, Apr. 1-5, 1968.  aEcological aspects of the mineral nutrition of plants; (proceedings)  aOxfordbBlackwellcc 1969  axi,484p.  aThe British Ecological Society Symposium; no.9  aEdited  I.H.Rorison  aNutrition,Ecology,Mineral nutrition