东北农牧交错带,northeast farming-grazing interlocking district
1)northeast farming-grazing interlocking district东北农牧交错带
1.Wool,blood and liver of Codettas,and soil of meadow and contents of zinc and selenium in 2 kinds of main herbage innortheast farming-grazing interlocking district were determined in 2002.2002年,对东北农牧交错带放牧小尾寒羊的被毛、血液、肝脏,牧地土壤及2种主食牧草(羊草、虎尾草)中锌、硒元素的营养状况进行了分析。
2.Tne results showed that, innortheast farming-grazing interlocking district, the total average content of magnesium in soil of meadow is 0.2 0 0 2年 5 ,7,9月 ,对东北农牧交错带内某草甸土壤、小尾寒羊主食 3种牧草、放牧小尾寒羊被毛和血液中镁含量进行了分析。
英文短句/例句
1.The Maize Proper Harvesting Methods in the Ecotone Between Agriculture and Animal Husbandry in Northeast China东北农牧交错带玉米的适宜收获方式
2.Maize Production And Utilizing In The Ecotone Between Agriculture And Animal Husbandry In Northeast China And Agricultural Ecosystem Optimization Model;东北农牧交错带玉米生产与利用及农业生态系统优化生产模式
3.Illustrating the Effect of Land UseChange on Eco-environment in the Ecotone betweenAgriculture and Animal Husbandry in Northeast China Based on GIS;基于GIS的东北农牧交错带土地利用变化的生态环境效应案例分析
prehensive evaluation on water conservation function of the different forest and grass vegetation types in Dawujia watershed of farming-pastoral zone东北农牧交错带小流域不同林草植被类型水源涵养功能综合评价
5.Production and Sustainable Development in the Interlacing Agricultural and Pastoral Areas in Northeast China;东北地区农牧交错带的产生与可持续发展
6.ARCHEOLOGICAL STUDIES ON ENVIRONMENT IN ECOTONE OF AGRICULTURE AND ANIMAL HUSBANDRY IN NORTH CHINA;中国北方农牧交错带东南部环境考古研究
7.Straw-Grassland farming in grain-forages production mosaic region,northeast China东北农牧交错区“草地-秸秆畜牧业”概论
8.The Studies on Effects of Artificial Fencing on Rehabilitation of Vegetation in the Ecotone of Agriculture-animal Husbandry;北方农牧交错带封育区植被恢复研究
9.Characteristic Analysis on Sand-Storm in Farming-Pastoral Ecotone of the North of Mount Yin;阴山北部农牧交错带沙尘暴特性分析
10.STUDY ON LAND USE IN THE ECOTONE BETWEEN AGRICULTURE AND ANIMAL HUSBANDRY OF NORTH CHINA;我国北方农牧交错带的土地利用研究
11.The Landscape Structure and Its Function and Ecological Regionalization of the Ecotone between Agriculture and Animal Husbandry in Northeast China;东北农牧交错区景观结构、功能与区划
12.Monitoring waterpower desertified land in the east part of the agro-pasture zigzag zone in north China-the case of Zhalot Banner;北方农牧交错带东段土地水蚀荒漠化监测——以扎鲁特旗为例
13.Analysis of the external economic effects of animal husbandry in the agro-pastoral transition zone of North China华北农牧交错带畜牧业外部经济效应解析
14.Study on Agricultural Structure Adjustment of Agricultural Pastoral Ecotone of Northern Part of Yinshan Mountain;阴山北麓农牧交错带农业结构调整研究
15.Energy Analysis on Typical Peasants Household System in the Ecotone Between Agriculture and Pasture in North China;北方农牧交错带典型农户系统的能值分析
16.Analysis on Rural Household s Purpose of Stock Raising Management in the Farming-pastoral Ecotone;农牧交错带农户农牧业经营目标分析
17.Research on the Land Management Information System in the Agriculture and Pasturage Interlaced Zone;陕北农牧交错带土地管理信息系统设计研究
18.The Development of County Economy in the Central Farming-grazing Marginal Area;北方农牧交错带中部地区的县域经济研究
相关短句/例句
ecotone between agriculture and animal husbandry in Northeast China东北农牧交错带
1.Optimization production model of agricultural ecosystem in theecotone between agriculture and animal husbandry in Northeast China;东北农牧交错带农业生态系统结构优化生产模式
3)eastern ecotone between agriculture and animal husbandry in northern China北方农牧交错带东段
1.Based on the date of daily temperature and precipitation from five meteorological stations for the last 50 years in theeastern ecotone between agriculture and animal husbandry in northern China,making use of MHF wavelet analysis,non-parametric statistic test method of Mann-kendall,the research analyzes clim.北方农牧交错带东段是生态脆弱区,以雨养农业为主,作物产量受气候影响波动大。
4)interlacing agricultural and pastoral area in Northeast China东北地区农牧交错地带
5)ecotone[英]["i:k?t?un][美]["ik?ton]东北农牧交错区
1.The landscape pattern of theecotone between agriculture and animal husbandry in Northeast China;东北农牧交错区景观空间格局
2.The Landscape Structure and Its Function and Ecological Regionalization of the Ecotone between Agriculture and Animal Husbandry in Northeast China;东北农牧交错区景观结构、功能与区划
6)the farming-pastoral ecotone of northern China北方农牧交错带
1.Spatial changes of boundary based on land use and climate change inthe farming-pastoral ecotone of northern China;基于土地利用和气候变化的北方农牧交错带界线变迁
2.Based on the characteristics of ecosystem types,NPP and vegetation coverage inthe farming-pastoral ecotone of northern China,by adopting RS and GIS technology,integrating with methods of ecology-economics,this paper measured the value of ecosystem services and its dynamic change.基于1986年和2000年北方农牧交错带生态系统类型、NPP和植被覆盖度的分布,利用遥感和GIS技术,结合生态经济学方法,测算了北方农牧交错带生态系统服务功能的经济价值及动态变化。
延伸阅读
交错环和交错代数交错环和交错代数alternative rings and algebras交错环和交错代数1 aitettla幼犯d雌s叨d川邵b”.;助‘T印.叮娜助砚”山田叨皿叨，曦讨J 孪拳所(al temative ring)是指每两个元素都生成一个结合子环的环;孪考华熬(al ter”ativeai二玩a)是(线性)代数并且是交错环.根据E.Artin的一个定理，所有交错环的类由如下一组等式定义:(习)y”x切)(右交错性);(xx)y二x(却)(左交错性).于是，交错环形成一个簇.在这种环里，结合子(ass呱ator)(结合性的亏量)(x，少，:)=(xy卜一x恤)是其自变元的一个斜对称〔交错)函数，这个事实表明使用术语“交错环”是合理的.交错环的第一个例子是Ca尹ey数(Caylcy num-悦巧)，它作成一个交错除环(幻忱n犯ti说s处阴一几城)或交错体，即有单位元的交错环且对于任意b和a笋0，方程ax=b和ya=b有唯一的解.交错除环在射影平面的理论中起着实质性的作用，这是因为一个射影平面是一个Motlfa飞平面(Mdufangp场能)(即关于某一直线的平移平面)，当且仅当其三元环的任何坐标化是交错除环.在一个有单位元的环R中，如果每个非零元素均可逆且对任意a，b〔R均有等式a一’(ab)二乙(或者，(b a)a一’=b)，则R是交错除环.任何交错除环或者是结合的，或者是其中心上的Ca洲ey一Di改50.代数(Qyley-众汰阳n爽灼ra).每个单交错环也或者是结合环，或者是其中心上的Cayley一Di由on代数(在这种情形下，此代数未必是体).结合环和本原交错环都被Cayley·Di山on代数所穷尽.所有素交错环R(如果3R护0)或是结合环，或是Cayley一Dickson环.在相似的条件下，交错环的许多性质本质上不同于结合环.例如，如果R是交错环，A和B是其右理想，则其积月丑未必是右理想，即使A是双边理想也如此.但是，两个双边理想的积仍是双边理想.交错环与结合环的差异也强烈地体现在这样的事实之中:由于括号放的位置不同，元素的积或是零或非零，从而交错环有各种幂零性.通常在交错环中使用如下几种幕零性:可解性(s olvabilit刃(环R称为具有指数m的可解子(s ulvable ringl如果存在自然数。
