TY - BOOK AU - Agarwala, S. C., TI - Recognising Micronutrients Disorders of Crop Plants on the Basis of Visible Symptoms and Plant Analysis U1 - 581 PY - 1979/// CY - Lucknow PB - Botany Deptt. Lucknow University KW - Plant Physiology KW - Specific topics in natural history ER -