Biological Husbandry: A Scientific Approach to Organic Farming covers a proceeding of a symposium organized by International Institute of Biological Husbandry o

Sustainable agriculture is a rapidly growing field aiming at producing food and energy in a sustainable way for humans and their children. Sustainable agricultu

It has long been recognized that soil organic matter is the key to soil fertility. As a nutrient store it gradually provides essential elements which the soil c