Isbn: 9787802338883 - 美国白蛾防治技术 (1 Ergebnisse)

paperback. Zustand: New. Language:Chinese.Pages Number: 94 Publisher: China Agricultural Science and Technology Pub. Date :2009-05-01 version 1. Contents: Chapter occurrence and control of a fall webworm. the occurrence of two fall webworm control the occurrence and damage of the second chapter characteristics and biological characteristics of one. the occurrence of damage characteristic of two identification features three biological characteristics of Chapter III of the fall webworm control techniques and strategie.…