查询词典 terrace cropping
- 与 terrace cropping 相关的网络例句 [注:此内容来源于网络,仅供参考]
-
The mount of germ and fungus quantity in soil are remarkably increased for the continuous cropping about 5 years, puts the trichobacteria quantity always change tendency to reduce;The edaphon total quantity, the bacterium quantity change reduces generally above the continuous cropping 5 years and below 5 years (including 5 years) the change are not obvious;In the nitrogen physiology group by ammoniates the bacterium primarily and the quantity changes are not very big;The nitrifying bacteria quantity is lower than the comparison (non- continuous cropping), the quantity of denitrifying bacteria is opposite;The alkalinity phosphatase, the urease, invertin activeness have a closed relations with the continuous cropping when it will increase less than 5 years or decrease in more than 5 years. The relation between catalase activeness and the continuous cropping is not very big. The reduction of the invertin activeness, the alkalinity phosphatase, urease activeness have slightly elevates, catalase activeness have no the regular changes.
表现为连作条件下土壤真菌数量显著增大,放线菌数量总的变化趋势降低;土壤微生物总量、细菌数量变化在连作5年以上普遍降低,5年以下(包括5年)则变化差异不明显;氮素生理群中以氨化细菌为主,但数量变化不大;硝化细菌数量低于对照组,反硝化细菌数量则相反:多酚氧化酶、转化酶活性在5年之前逐渐上升,5年之后逐渐下降,,脲酶活性随着连作年限增加持续上升,过氧化氢酶活性、碱性磷酸酶活性变化无规律。
-
The detected phenolic, gallic acid was gradually increased with continuous cropping years increasing, vanillic was steady in soil of different continupus cropping years, ferulic acids had more content in soil of five-year continuous cotton cropping, but remarkably reduced with ten-year continuous cropping.7 It was found that the p-hydrobenzoic, vanillic, gallic acid and ferulic acids in different comentration inhibited/stimulated the spore germination and mycelium growth of cotton verticillium wilt.
没食子酸含量随着连作年限增加在土壤中逐渐增加,香草醛在不同连作年限土壤中含量较稳定,而阿魏酸连作5年土壤中含量最高,连作10年时显著下降。7不同浓度的对-羟基苯甲酸、阿魏酸、香草醛和没食子酸对棉花黄萎病病菌孢子萌发和菌丝生长产生促进或抑制的化感作用。
-
In the second part, articles in New Odes from the Jade Terrace was reclassified and researched, articles in New Odes from the Jade Terrace could be divided into four types: social life, family life, love life and personal life, articles were analyzed concretely, basic visage of New Odes from the Jade Terrace was opened out, the viewpoint that New Odes from the Jade Terrace is the Palace Style Poetry was defecated.
本文主要说明两点,一是《玉台新咏》并不等同于宫体诗,徐陵也并不是以富体诗为目的进行编选的,这以《玉台新咏》所收的诗歌分类研究为主要证据。二是对宫体诗的评价已经不能走以前的老路,仍然摆脱不了政治和道德的阴影。
-
With the increase of continuous cropping year, ammonifying bacteria, azotobacter and cellulolytic bacteria showed the tread of first increases and then decreases and reached the biggest value at continuous cropping for 5 and 3 yr, while the nitrifying bacteria quantity was decreased sharply with the increase of continuous cropping year.
随连作年限的增加,氨化细菌、固氮菌和纤维素分解菌数量呈现先增加后降低的趋势,分别在连作5、3和3年达到最大值,而硝化细菌数量随连作年限的增加急剧下降。
-
For such reasons, the author investigated comprehensively on cropping systems and agriculture development in Fenxin County from 2002 to 2004, using mathematics model and GIS, discussed the cropping systems characteristic and development orientation and optimized the cropping systems spatial distribution. The data were collected from literature, questionnaires to experts and farm households, on-site investigation and field experiments. The main results are as follows:1,Because of inconsequent exploitation and management of the resources, rapid increasing population in hilly region of red soil, the stress on soil, deterioration of farmland ecological environment and soil gleization become more and more serious. Natural features , water and thermal resources and species are abundance.
基于以上目的,作者于2002-2004年,通过资料调研、专家咨询、农户调查、实地考察和田间试验等手段,对江西奉新县的种植制度和农业发展进行了全面的调查,通过建立数学模型和运用地理信息系统,对奉新县的种植制度的特征和发展方向进行了全面的论述,并且对种植制度进行了空间布局优化,主要结果如下: 1、红壤丘陵区由于长期以来对资源的不合理利用和掠夺式经营以及人口的急剧增长,土地压力上升,农田生态环境恶化,土壤潜育化,土壤肥力退化非常严重,但区内自然条件优越、水热资源总量丰富、物种丰富,具有一定的区位优势,为区内种植制度调整提供了有利条件。
-
In order to evaluate the restoration effect of cropping systems on continuous cropping soil, treatments of nitrogen-catching crop, rotation, and intercrop were adapted to study soil fertility and microbial indexes of the soil from an 8-year continuous cropping field using pot experiments. Fallow was used as a control. Cucumber yield were recorded.
为了评价栽培制度对连作障碍土壤的修复效果,采用盆栽方式,设置休闲、轮作、间作等处理,以生产中常用的栽培制度即夏季休闲的连作制度为对照,研究各处理对连作8年黄瓜的温室土壤生物修复效果及对后茬黄瓜产量的影响。
-
There will be an obvious important effect of global climatic change in future on cropping systems in China The heat resource will be increased to a certain extent in all regions of China, and the north borderline of two crops per annual or three crops per annual will move northwardly, the cropping range, output and quality of crops will be changed However, there will be a uncertainty of changes of cropping systems due to the adverse impact of moisture changes of climate in the future
未来全球性气候变暖对我国的种植制度将产生明显的影响,预计我国各地的热量资源将有不同程度的增加,使一年二熟、一年三熟的种植北界有所北移,主要农作物的种植范围、产量、质量都会有所变化。但由于水分变化可能产生的不利影响,使种植制度的变化具有较大的不确定性。
-
In single and double cropping region, along with dominating crops such as wheat belt, maize belt and soy bean belt and sustainable increasing of consumption demand it is important and feasibility that carried out crop rotation and continuous cropping, moreover, crop rotation decreasing and continues cropping with longer years.
在一熟和二熟耕作区,随着主栽作物如小麦、玉米、大豆等作物带的形成,加之消费需求的不断增长,使得连轮作成为客观需要,同时由于新技术的应用减少了连作病害使连作具有现实可行性,连作面积增加,年限加长,轮作进一步减少。
-
The results revealed that with the increasing ear of continuous C. sativus cropping soil vanillic acid, p-hydroxyhenzoic acid and ferulic acid accumulated gradually. The total amount of the three phenolic compounds reached 29. 8 mgkg^(-1) dry soil after 7 years cropping, being markedly higher than that after 1 or 3 years cropping. After treated with these compounds, the root length and stem width of C.
结果表明:土壤中香草酸、对羟基苯甲酸及阿魏酸随黄瓜连作年限增加而呈现积累趋势;在连作7年的大棚土壤中3种酚酸类物质总量达29.8mgkg^(-1)干土,显著高于连作1年和1年土壤中的含量;酚酸物质可使黄瓜幼苗根长及茎粗显著降低,使株高及干物质量略有下降。
-
Here the foundation is last, this text introduces to synthesize the total construction that connect into the terrace, studying to use the some key technique that the technique of ATM realizes, take go together with ether net business as an example, explained to connect into the lateral work in customer in terrace principle technique, still introduced to connect into the terrace network side V5 connects the oscular and some kind
在此基础上,本文介绍了综合接入平台的总体结构,试图研究了用ATM技术实现综合接入平台的一些关键技术。如ATM信流合约及服务类别,信流管理和初步的拥塞控制原理。以适配以太网业务为例,说明了接入平台用户侧的工作原理和技术,还介绍了V5接口的一些性质,试图解释接入平台网络侧的工作原理。
- 相关中文对照歌词
- Villiers Terrace
- Runnin' Back To Saskatoon
- Duchess
- Hollywood Potters
- The Farewell Party
- Sona Sona
- Triangle Ship
- Something Else
- Over Time
- No Wrong No Right
- 推荐网络例句
-
Customers of Intertek include some of the wld''s leading brs, maj global local companies.
Intertek的客户包括众多的国际知名品牌、跨国公司和本地企业。
-
The annual Ice Sculpture Festival in this town attracted all manner of people from all over the country.
这座城市举办的一年一度的冰雕节吸引了来自全国的各类人士。
-
This kind of description is in lack ofstrick classification and definition and is not indepth enough in delimitati-on.
这种描写缺乏严格的分类和界定,就范围而言也欠周详。