Nitrogen cycle
Soil pollution by Nikhil Pakwanne
Soil pollution By Nikhil Pakwanne
Soil pollution
19 Species Diversity in Communities. Chapter 19 Species Diversity in Communities CONCEPT 19.1 Species diversity differs among communities due to variation.
Chapter 11 - Soil pH and Salinity. Soil pH - WHAT is it and WHY is it Important? pH is the concentration of hydrogen ions (H + ) in the soil solution.
Micorrizas Revision 2015
Introduction: Rice crop needs seventeen essential nutrients. Out of these Nitrogen, Phosphorus, Potassium, Iron, Manganese, Zinc and Copper are considered.
food-resources1.ppt
