Study with reference to Punjab.

Agriculture and Energy consists of the proceedings of a conference held at Washington University, St. Louis, Missouri, on June 17-19, 1976. The conference aims

"Maynard Murray was a medical doctor who researched the crucial importance of minerals - especially trace elements - to plants and animals. Beginning in 1938 an

The author gives background information on soil nutrients and advises how to treat the soil without slowly killing it, and with a higher food quality as result

The agri-food chain consumes about one third of the world’s energy production with about 12% of it for crop production and nearly 80% for processing, distribu