Isbn: 9787553751566 (1 risultati)

paperback. Condizione: New. Language:Chinese.Paperback. Pub Date: 2015-09 Pages: 79 Publisher: Jiangsu Science and Technology Press Practical Plant Protection Calendar Handbook strives to be in-depth yet easy to understand. richly illustrated. concise and practical. It serves as a workbook for grassroots plant protection technicians. a guide for agricultural administrators. a popular science book for grassroots agricultural technology extension workers. growers. and pesticide marketers. and can also be used for various .…