青云翻译

Therefore, the Huayuan County land to substantially improve potash, phosphate fertilizer was applied; to increase the layer thickness; to improve the soil texture; strengthen the irrigation and drainage facilities.

Therefore, on arable land to a large number of Huayuan County strengthen potash, phosphate fertilizer applied; increasing soil thickness; to the soil; strengthening the construction of irrigation and drainage facilities.

Through carries on the analysis to all levels of place each appraisal factor and the fertility factor, discovered Huayuan County plants crops all levels of soil fertilities the limiting factor all to include the effective phosphorus, the slow effect potassium, topsoil thickness and the soil texture,

Therefore, the County of hanagaki cultivated land to a considerable strengthening of potash fertilizer, phosphate fertilizer facilities; to increase the soil layer thickness; to improve soil texture; strengthen ICID building facilities.

Therefore, on arable land to a large number of Huayuan County strengthen potash, phosphate fertilizer applied; increasing soil thickness; to the soil; strengthening the construction of irrigation and drainage facilities.