Plant analysis : as a guide to the nutrient requirements of temperate and tropical crops edited by P. Martin-Prevel, J Gagnard and P Geutier - Calcutta SBA Publications c1984 - xx,722p.;22cm. Subjects--Topical Terms: Tropical CropsTropical PlantsPlants-Nutrition Dewey Class. No.: / 581.1 MAR-PRE