连作棉田,continuous cropping of cotton
1)continuous cropping of cotton连作棉田
1.The soil microbial biomass C,N and the activity of soil urease,invertase,catalase of flood-drought crop rotation after 26 years continuous cropping of cotton were significantly increased.研究了新疆典型植棉区不同耕作措施对连作棉田土壤微生物量碳、氮和酶活性的影响,旨在揭示连作棉田耕地质量的变化,以及为新疆棉区维持棉田高产、高效的土壤可持续生产能力提供依据。
英文短句/例句

1.Study on the Population Structure of Microorganisms and Their Dynamics in the Continuous Cropping Cotton Soil新疆连作棉田土壤微生物数量动态变化
2.Effect of Activated Charcoal Treatment on the Activities of Soil Enzymes of Continuous Cropping Cotton Field活性炭处理对连作棉田土壤酶活性的影响
3.The Dynamic Changes of Soil Beneficial Bacteria in Cotton Continuous Cropping Soil South Xinjiang南疆连作棉田几种有益细菌的动态变化规律
4.The Influence of Spring Wheat and Green Manure to the Soil Fertility of the Continuous Cropping Cotton Fields春小麦复播绿肥对连作棉田土壤肥力的影响
5.Effect of Green Manure Application on Soil Fertility Continuous Cropping of Cotton Field and Cotton Yield绿肥压青对连作棉田土壤肥力及棉花产量的影响
6.Study on Correlation between Soil Enzymatic Activity and Soil Fertility in Continuous Cropping Cotton Field连作棉田土壤酶活性特征及其与土壤养分相关性研究
7.Preliminary Research on Soil Nutrients and Bioactivity in Continuous Cropping Cotton Fields of Dryland in South Xinjiang南疆干旱区连作棉田土壤养分及生物活性的初步研究
8.Effect of Continuous Cotton Cropping on the Microbes and Enzyme Activities in Soil棉田连作对土壤微生物及酶活性的影响
9.Soil Microbial Diversity Analysis in Cotton Continuous Fields under Continuous and Rotation Cropping Systems and Screening of Plant-growth Promoting Rhizobacteria Strains连作和轮作棉田土壤微生物多样性分析及PGPR菌株筛选
10.Effects of cotton continuous cropping on the amount of soil microbes and enzyme activities in Xinjiang连作对新疆绿洲棉田土壤微生物数量及酶活性的影响
11.Mechanisms of Action of Transgenic Bt Cotton on Pest Insects and Their Natural Enemy;转基因Bt棉对棉田害虫和天敌作用机理的研究
12.Occurrence of predators in different cotton fields in south Xinjiang新疆麦棉间作布局及麦棉比例与棉田捕食性天敌发生的关系
13.Look, the continuing white clouds are like endless field of cotton.瞧,那连绵不断的白云就像是无边无际的棉田。
14.Studies on Structure of Arthropod Communities in Cotton Fields and Control Effects of Predatory Enemies on Aphis Gossypii;棉田节肢动物群落结构及捕食性天敌对棉蚜控制作用研究
15.The Structure and Dynamics of Natural Enemy Community and Its Controlling Effect Against the Cotton Aphids (Aphis Gossypii Glover) in Cotton-Alfalfa Intercrop Field;间作苜蓿棉田天敌群落结构与动态及对棉蚜控制效应研究
16.ANALYSIS OF COTTON AND AGRICULTURE CONTINUOUS CROPPING BEHAVIOR新疆棉农连作行为分析——基于棉花替代作物可选择空间的思考
17.He worked in a cotton field before moving to the city with his family.和家人搬到城里之前,他在一个棉花田里工作。
18.Impact of Long-term Cotton Cropping on Ecological Environment in Cotton Region and Thoughts on Choice Space of Cotton Rotation新疆棉花长期连作对棉区生态环境的影响与棉花轮作可选择空间的思考
相关短句/例句

Continuous cropped cotton连作棉花
3)continuous cropping upland cotton连作陆地棉
4)rice and wheat succession cropping稻麦连作田
5)cotton-alfalfa intercrop field间作苜蓿棉田
1.Community structure and temporal pattern of arthropods in cotton-alfalfa intercrop field;间作苜蓿棉田节肢动物群落结构及时间格局
6)cotton-pasture intercrop field间作牧草棉田
1.By field systematic investigation, the characters of Arthropod community structure and dynamics, temporal pattern, numeric dynamics of dominant pests and natural enemies in cotton-pasture intercrop field in Dunhuang from May to October in 2004 were investigated using the knowledge and theory of community Ecology in order to enrich the theoretical foundation for IPM of pests.本研究着眼于敦煌市棉花生产和害虫发生与治理的现状,采用系统调查的研究手段,综合应用群落生态学的原理和方法,在2004 年5 月——10 月对间作牧草棉田节肢动物群落的结构特征、时间格局、优势害虫和天敌的消长动态等进行了研究,为该地棉田害虫综合防治提供理论依据。
延伸阅读

缠连作用分子式:CAS号:性质:高分子分散剂或超分散剂分子中的锚基为颜料粒子吸附或键合后,由于分散剂分子中具有的聚合溶剂化链过长,在相邻近的颜料粒子之间发生过长的溶剂化链而形成相互缠连。可最终导致分散的颜料粒子的再聚集,降低颜料粒子的分散稳定性。