straw return to soil 秸秆还田
straw return 秸秆还田
rice straw return 稻草还田
crop straw return 秸秆还田模式
total crop straw return 秸秆全量直接还田
straw return with landfill 秸秆填埋
The inputs of carbon and nitrogen were higher than their outputs. From the point of substanable development, this region should increase the manure input and the proportion of crop straw return and decrease the N fertilizer application in the future.
在目前的农田管理措施下土壤碳氮均处于正平衡，但从可持续发展的角度来看，该地区在以后的农业生产中应适当增加有机肥的投入和秸秆还田的比例，减少氮肥的施用量。
参考来源 - 华北高产粮区土壤温室气体排放及碳氮平衡研究·2,447,543篇论文数据，部分数据来源于NoteExpress
One might be to arrange for a straw man to win the election and then step down, paving the way for Mr Putin to return triumphantly in a snap election.
一种可能是安排一个挡箭牌赢得大选，然后辞职，为普京在即将到来的大选上成功回归铺平道路。
Integrated control measures included tobacco rotation with rice, rice straw return to paddy field, winter ploughing and winter planting, use of tolerant rice cultivars.
综合防治措施包括烟-稻轮作、稻草还田、冬翻冬种、利用耐病品种和药剂防治。
An outdoor pot experiment was conducted to elucidate nitrogen dynamic characteristics in surface water of paddy soil with straw return with landfill.
采用盆栽试验方法研究了秸秆填埋对水稻土表层水三氮动态变化的影响。
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