未開發牧地 的英文怎麼說
中文拼音 [wèikāifāmùde]
未開發牧地
英文
unimproved grazing-
Including actuality evaluation, environmental identification analysis, dynamic harmonious analysis, dynamic simulation analysis and policy decision putting into optimization scheme. the results showed as follows. 1, in the current agricultural production structure, output value of animal husbandry and crop planting occupy 93. 4 % of agricultural total output value, and forestry and fishery do not get fully reasonably develop ; the wild economic vegetables and fruits resources and water resources etc, are the superiority environment factors of agriculture development of this area, and the slope farmland and service system etc, are limited environment factors, and the science - technology and labor quality etc, are potential environment factors ; there exists some problems in the agricultural production system, for example, single productive constitution do n ' t correspond with varieties of resources, rich plant resources exploitation scarcity and economical crop development lag
本文選擇四川盆周山區這一特定地貌區域作為研究對象，以滎經縣為代表研究了該區農業生產結構的優化調整，包括農業生產系統的現有結構評價、環境辨識分析、動態協調分析、動態模擬評價分析和實施優化方案的決策建議，結果表明： 1 、滎經現有結構為以畜牧業和種植業並重的豬糧為主的農業生產結構，二者產值占農業總產值的93 . 4 ，林業、漁業未得到充分合理發展；野生經濟菜果資源、水資源等為該區農業發展的優勢環境因子，坡耕地、服務體系等為限制環境因子，科技、勞動力素質等為潛力環境因子；同時該區農業生產系統存在著生產結構的單一性與資源多樣性的利用不協調、豐富的植物資源開發不足、經濟作物發展滯后等問題。For the purpose, yuan government took a series of effective measures to develop agriculture and pasture, industry and commerce, communications etc. in the northwest area and obtained new achievements : forming a new national pattern and multiple economy in the northeast area ; discovering the true source and dredging partial transport of yellow river, which was an important place in the history of yellow river ' s development ; improving unprecedentedly the conditions of local communications by establishing posts and strengthening to run them in the northwest area, which had a great effect on the communication of ming - qing dynasty down to today ; ningxia being named officially in yuan dynasty and ningxia plain becoming beautiful " lush southern - type fields north of the great wall " on the base of the development of yuan dynasty
為此，採取一系列有效措施，對西北地區的農牧業、工商業、交通等進行比較全面的開發，取得了一些新成果。如西北地區民族新格局及多元經濟的形成；對黃河的開發，發現了真正河源，開通局部黃河漕運，在黃河開發史上佔有重要地位；通過在西北地區設立驛站和加強對所立驛站的管理，使當地交通狀況得到前所未有的改觀，對明清以降直至今天的交通都產生了很大影響；寧夏于元代正式定名，寧夏平原變成美麗的「塞上江南」 ，在元代奠定了基礎。
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