crop loss 中文意思是什麼
crop loss
解釋
農作物損失-
The thesis is based on income question, forest coverage rate and grop production. to beging with, date envelopment analysis is proved that it can be applicated into grain for green in shan - bei district, and then in view of the fact, seven esential factors which have influence on the project are found out : expense of dam, expense of crop, expense of cash tree, expense of defense tree, other economic crop, expense of grass and graziery ; and the output factors include : income of gdp, pure income per captia, the area of decreasing land loss, graziery income, crop production, income of tree, the totle income of economic crop. after the date of each facts are puted into dea model, unefficiencial decision making units ( dmu ) found. the data that are got through adjusting unefficiencial dmus dy dea can offer guide in shanbei district upgrading of an industrial structure. at the same time, taking into account some possible problems in or after grain for green in shan - bei district, the thesis bring out some propesal to improve the circ umstance, enhance the life level and put the relation of population, resource and circumstance into a healthy orbit
因此，加快退耕還林還草，調整土地利用結構和產業結構，已成為實現山川秀美工程和可持續發展戰略的必經之路。論文以解決陜北地區的收入問題，植被問題以及糧食產量問題為出發點，首先從理論上分析了包絡分析方法在陜北地區退耕還林（草）中運用的可行性，然後結合陜北地區目前的實際情況，綜合分析出影響陜北地區退耕還林（草）的關鍵的七個因素作為輸入指標：水利水保設施投入，農作物投入，經濟林種支出，防護林支出，其它經濟作物，草類支出，畜牧業投入；以退耕還林所要解決的最終問題作為輸出指標： gdp收入、農民人均純收入、水土流失減少量、牧業總產值、糧食產量、林業總產值、其他經濟作物總產值。將各指標所對應的數據代入模型后，通過分析求解得出非有效的決策單元，再運用包絡分析方法的一些基本原理對非有效的決策單元進行調整，由此所得的數據對陜北地區的實際投入具有很好的指導意義。 -
She swishes her hunting crop savagely in the air. take down his trousers without loss of time
無言之歌，為我等祈。 -
Want to have consideration to findings, circumstance of fall victim of density of the mouth that be like bug, crop ( index of be murdered rate, be murdered, loss late ), computation of result of test of field drug effect
對調查結果要進行計算，如蟲口密度、作物受害情況（被害率、被害指數、損失率） 、田間藥效試驗結果計算等。 -
The fresh soil and water loss caused in the road construction often appears at the roadbed, rock slope and the place for the discarded soils and gravel, which will do harm to the rivers, reservoirs and the crop fields and pollute the surrounding environment
道路建設產生的新的水土流失主要發生在挖方、填方路基、邊坡、棄土（石）場以及施工過程中的亂挖、亂堆、亂倒，它主要危害建設區內的河流、水庫、農田和村莊，污染周圍環境。 -
These tests enable the better management of the crop ' s nitrogen requirement to prevent head sterility and loss of production when excessive amounts of nitrogen fertilizer are applied
這些測試方法使人們能夠更好地管理作物的氮素需求，以避免過量施用氮肥帶來的稻穗不育及減產。 -
Factors such as soil texture, landscape, climate, irrigation, crop type, and nitrogen management influence intensity of no3 - loss through leaching
土壤質地、地貌、氣候、灌溉、作物類型和氮素管理等因素影響到淋失的強度。
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