查询词典 fertilizer

Organic acid; Flue-cured tobacco; Cake fertilizer; Chemical fertilizer

武雪萍；刘国顺；彭华伟；朱凯；杨超烤烟；有机酸；饼肥；化肥

Influence of different nitrogen fertilizer application levels and organic fertilizer rate and nitrogen forms and topping stages of sun-cured red tobacco on the main nitrogen compounds and the yield and quality were studied through field experiment in Fenghuang county ,the city of Hunan province.

2004-2005年，在湖南省湘西自治州凤凰县通过大田试验，初步探讨了氮用量、有机无机肥配比、氮素形态配比、打顶时期对晒红烟主要含氮化合物含量及产质效应的影响，研究结果如下： 1、施氮水平对晒红烟烟碱及其它含氮化合物的含量具有明显影响。

In order to promote the application of organic manure and chemical fertilizer in the rotation of Flue-cured tobacco rationally, the effect of different organic manure (crop straw, oil cake, fully-fermented pig manure) applied in preceding crops on availability of nitrogen fertilizer was studied by the methods of pot and micro plot experiment in field, using the Isotope 15N trace technique.

为进一步促进烤烟轮作周期内有机肥和氮肥的合理施用，采用田间微区试验和田间小区试验相结合的方法，应用稳定性同位素15N示踪技术，研究了前作施用有机肥对烤烟氮肥效应的影响。

Adopting ameliorated flat arrow-like opener, the machine can cut off the continuity of soil macropore flow; form a compact fertilizer strip on the base of ridge, which can decrease nitrogen leaching by macropore flow. The machine makes use of single-disk to form ridge on the fertilizer strip.

采用改进后的平底箭铲式施肥开沟器能够阻断土壤中大孔隙流的连续性，在垄底形成一致密的施肥带，减少了氮肥在土壤中随大孔隙流的淋溶迁移。

A new technological way for agrochemical service of chemical fertilizer enterprise is presented, which is by means of the management system of soil nutrient and the recommendation system of fertilizer application based on the key technology of GIS.

介绍以地理信息系统为核心技术的土壤养分管理和推荐施肥信息系统在农化服务中的应用，为今后企业开展农化服务工作提供了新的技术手段。

The development of this fertilizer will be not only to get low-cost microelements commercial composite fertilizer, but also to eliminate its environmental pollution and create social economic benefits.

这种肥料的研制不仅可获得廉价的微量元素商品复合肥料，而且消除了其对环境的污染，能创造一定的社会经济效益。

A proper proportion of nitrate nitrogen fertilizer is added in the speciality compound fertilizer for commercial crops, such as tobacco, cotton or hot pepper, which results in high yield and good quality.

烟草，棉花，辣椒等经济作物的专用肥中配入一定比例的硝态氮，可提高其产量，质量，介绍几种经济作物专用肥的原料配比及产品质量。

The cumulative leaching ratio of keratin carrier slow-release fertilizer was between 18%-69%, which was comparable to that of commercial slow-release fertilizer Luxecote and SCU.

结果表明，淋溶10次后，头发角蛋白载体缓释尿素的累积释放分率在18%~69%，Luxecote和SCU淋溶10次的累积释放分率分别为41.28%和18.01%，头发角蛋白载体缓释尿素肥料的淋溶速率与商业缓释肥料相当。

The effect of different organic fertilizers on the growth、nutrient balance and fruit quality of tomato was studied in the organic agriculture field. The fertilizers used in the experiment were farm manure 、commercial organic fertilizer 、biogas residues and which under the same N input condition. and on this basis, included commercial organic fertilizer was designed to three fertilization levels.

在有机生产条件下布置小区试验，研究了有机肥料对番茄生长、养分平衡和果实品质的影响，研究中采用农家堆肥、精制有机肥、沼渣为供试有机肥料，进行等氮投入，其中精制有机肥在此基础上额外设置了3个施肥水平。

However, in natural ecosystems phosphorus tends to disappear during the course of elemental cycle in chemosphere, meanwhile most of phosphorus in soil is unavailable to plants, and phosphorus fertilizer use efficiency was always not higher than 20 percent, as a result there is a profound significance to exploit the huge soil phosphorus bank and improve fertilizer use efficiency via biological ways.

然而，自然磷矿资源正趋于耗竭，与此同时，土壤中的磷大部分以植物难以直接利用的形态存在，并且投入土壤中的磷肥利用率一般不足20％。

Finally, according to market conditions and market products this article paper analyzes the trends in the development of camera technology, and designs a color night vision camera.

最后根据市场情况和市面上产品的情况分析了摄像机技术的发展趋势，并设计了一款彩色夜视摄像机。

Only person height weeds and the fierce looks stone idles were there.

只有半人深的荒草和龇牙咧嘴的神像。