After reading this article you will learn about the toxicity symptoms of various nutrients in plants:- 1. Iron 2. Aluminum 3. Manganese 4. Copper 5. Zinc 6. Boron 7. Molybdenum 8. Chlorine. 1. Iron: Plant growth is reduced, Roots become thick and brown. Tiny brown spots appear on lower leaves of paddy plant. These spots […]