非耕作區 的英文怎麼說
中文拼音 [fēigēngzuòqū]
非耕作區
英文
uncropped areas-
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。Soil erosion impact on soil fertility of uncultivated soil in the south jiangsu province
侵蝕對蘇南丘陵區非耕作土土壤質量的影響A series methods of data combination analyzing are selected to form the operating method system for crop discrimination. combining gis, gps, and other data from field work with rs data can determine interpretation features and set off working regions, combining rs data can enhance spatial features in order to do unsupervised classification efficiently, union of gis data enable us to join maps and extract features, to analyze crop structure, crop calendar, cultivating system
本項研究篩選出了構成運行化作物遙感識別技術體系的一系列數據復合分析方法，包括gps 、 gis數據以及其它田間作業信息與rs數據之間的復合，確立解譯標志和劃分作業區； rs數據之間的復合，進行圖像增強，改善非監督分類效果； gis數據之間的復合，分析作業區作物結構、物候和耕作制度現狀，地圖拼接、特徵提取等。Some area such as darning, handan city, yongnian and shexian is marginally suitable, suff value is between 0. 4 and 0. 8. unsuitable areas mainly distributes on hills, mountains and valleys, suff value is between 0. 2 and 0. 4. moreover, for sheixan, handan city and darning, soil water condition during maize growth period was studied by crop model ps 123, the results show : soil water condition in handan city is sufficient for the whole maize growth period ; in shexian, soil water is not sufficient for the whole maize growth period except heavy loam soil ; in damiag, soil water is not sufficient for maize growth since silking stage
結果表明，邯鄲19 . 7的土地面積由於具有潛在侵蝕危險而不適宜耕作， 2 . 5的土地面積由於土壤水分條件太差而不適宜耕作， 9 . 5的土地面積由於水分條件或養分條件不太理想而邊際適宜農業開墾， 68 . 3的土地面積適宜和非常適宜農業耕作，其中適宜農業開墾的地區已經全部種植作物而且在丘陵和山區許多不適宜開墾的地區也被開發利用，表明邯鄲地區已沒有可在開墾的后備土地。分享友人