Lesson 3 of 5 • 15 upvotes • 11:13mins
This is an video to explain deficiency symptoms of some mineral elements and also it include nitrogen cycle which is very important nitrogen exist as two nitrogen atoms join by a very strong triple covalent bond in the atmosphere all the nitrogen is available in abundance but plant cannot directly observed the same isiliye nitrogen convert hoti hai nitrate Mayo nitrate to form a plant square job Karte Hain
5 lessons • 49m