01136nam a2200205Ia 4500 CTU_15533 210402s9999 xx 000 0 und d 95df 632.90682 F233c FBM Chemical application management FBM Illinois John Deere 1994 This book presents two most important functions of agricultural chemicals: Improving plant growth and Protecting against pests. Chemicals can be used: Before planting; During growth; After a crop has been harvested. This book also discusses two classes of chemicals which will be emphasized are: Fertilizers and Pesticides. It covers the characteristics of pests and the chemicals used to control them. It examines the characteristics and the use of equipment that applies the chemicals. The book also exposes how to protect from the dangers involved in chemical accidents and exposure Agricultural chemistry,Agricultural pests,Agriculture Cultural control,Economic aspects Trung tâm Học liệu Trường Đại học Cần Thơ