TY - GEN AU - DAS, DILIP KUMAR TI - MICRONUTIENTS: THEIR BEHAVIOUR IN SOILS AND PLANTS U1 - 631.4 DAS/MI CY - LUDHIANA, KALYANI KW - BORON KW - COPPER AND ZINC KW - IRON AND MANGANESE KW - MICRONUTRIENTS POLLUTION KW - MOLYBDENUM KW - SILICON AND SODIUM ER -