ISBN: 9787109163157 - 北方小麦病虫草害综合防治 (1 resultados)

paperback. Condición: New. Language:Chinese.Paperback Pages Number: 88 northern wheat insect pest comprehensive prevention and control is divided into six parts. including the guiding ideology of the wheat insect pest control. nine kinds of diseases. five kinds of major pests. the identification of eight kinds of noxious weeds and prevention of eight kinds of Herbicide principle and application objects. wheat herbicide phytotoxicity and rescue methods. and practical wheat cultivation techniques. With days up to 2116. t.…