It absolutely was observed that cereal-legume primarily based cropping methods accounted for seventy four % of the whole share of organic fertilizer employed on the farm. The actual and possible utilization of organic fertilizer discovered that the current levels of organic fertilizer use as share with the minimum needs for https://sopfertilizervietnamcompa83589.blogsidea.com/39048781/top-guidelines-of-sop-fertilizer-vietnam-government