Isbn: 9787511651419 - 基层农业技术推广人员培训教程 (1 risultati)

paperback. Condizione: New. Paperback. Pub Date: 2021-03-01 Pages: 215 Language: Chinese Publisher: China Agricultural Science and Technology Press. Agricultural technology extension is actually an important part of the country's agricultural support and protection system and agricultural socialized service system.?Therefore. to transform agricultural achievements into social productive forces. a sound extension system is needed. and agricultural technology extension personnel have gradually become the main link and dri.…