TABLE 5. IVTobit estimation of the influence of agricultural mechanization on agricultural earnings and price of return. Aiming at the problems of reduced uniformity and utilization level in the standard deep application approach to orchard manure, a soil–fertilizer collision mixing and mulching unit was designed. The ditching mechanism, the https://agricultural-machinery-tr63073.blogoxo.com/26691446/the-single-best-strategy-to-use-for-agricultural-machinery-engineering