Produce compressed cow dung fertilizer, easy to use

Take a look at the processing of cow dung into compressed cow dung fertilizer, a project of Rattanaprasitwittaya Vocational College, Uttaradit Province, which has attracted the attention of farmers who grow fruit trees and perennial trees. It can be decomposed to provide food for earthworms, which helps save costs. สล็อตเว็บตรง