ISBN: 9787109281103 - 农场堆肥技术/农业生态实用技术丛书 (1 resultados)

paperback. Condición: New. Paperback. Pub Date: 2021-04-01 Pages: 173 Language: Chinese Publisher: China Agriculture Press Farm composting refers to the in-situ composting of agricultural waste on the farm.?Compared with factory composting. farm composting is generally scattered. small-scale. and the process is relatively simple. and the products are used nearby.?At present. due to the long-term and continuous use of chemical fertilizers. chemical pesticides and chemical additives. straws and manure also contain many p.…