In Fuwen Township,due to the needs of the construction of the Hanghuang high-speed railway,nearly 13.33 hm2 of farm-land under the district has been restored due to the occupation of sand and gravel dump.Through tillage and management measures,the soil ripening speed was increased,the gravel content was reduced,the tilling layer was thickened,the soil's fertilizer and water re-tention capacity was improved,the comprehensive fertility index was 0.182 higher than that before implementation,and the quality of cultivated land was improved by one level.
维普
万方数据