ISBN: 9787511601551 - 苏中地区植保技术研究新进展 (1 Ergebnisse)

paperback. Zustand: New. Language:Chinese.Pages Number: 330 Publisher: China Agricultural Science and Technology Press Pub. Date :2010-05. Yangzhou City. Jiangsu Province is located in the middle of the Yangtze River. Huaihe Plain. southern. perennial hectares of arable land area of ??30 km and is the agricultural city of Jiangsu Province. In recent years. with the abnormal weather conditions change. spread of harmful invasive species. agricultural restructuring and changes in cultivation methods. crop insect pest em.…