查询词典 fertilizer efficiency

The progress in the application of polyaspartic acid and its derivatives in scale inhibition,viscosity reduction,fertilizer synergism and super-absorbing networks were described in this article. polyaspartic acid ; synthesis ; scale inhibition ; viscosity reduction ; fertilizer synergia ; water-absorbing resin

聚天冬氨酸可以改变钙盐的晶体结构，是一种优良的阻垢分散剂，用于循环冷却水系统、锅炉及油气田水处理[1～3]；聚天冬氨酸具有良好的降粘作用[4]；聚天冬氨酸作为肥料增效剂，能促进植物生长[5，6]；它还具有优良的保湿性能，用于日用化妆品和保健用品的制造[7]；由聚天冬氨酸可制备高吸水树脂[8～10]；另外，由聚天冬

Nitrogen forms in compound fertilizer affected biomass accumulation of maize too,and the highest dry weight of shoot and root was found in the plants supplied with compound fertilizer containing 100% urea nitrogen in Udic Isohumisols,and mixed nitrate and ammonium in Udic Cambosols.

生长45 d玉米苗的地上和地下部的生物量，在黑土上均以全酰胺态氮的配方最高，地上部干重较其他配方增加10%左右；而在潮土上则以铵态氮与硝态氮配方的效果最好，铵态氮和酰胺态氮混合的配方在2种土壤上均较差。

In order to protect domestic farm fertilizer needs such as ureal, Mono-ammonium phosphate fertilizers export duties levied on seasonal, continue to compound fertilizers sections to impose special export duty chemical fertilizer.

为保障国内农业生产用肥的需要，继续对尿素、磷酸铵等化肥征收季节性出口关税，继续对复合肥等部分化肥征收特别出口关税。

Still have, grow in its in development process, if discover blade is shown lilac produce curly phenomenon, show excess of nitrogenous fertilizer employ, answer right now decelerate little dose or extend fertilization time; And blade is shown virescent make clear devoid nitrogenous fertilizer again, answer to increase dose appropriately.

还有，在其生长发育过程中，假如发现叶片呈淡紫色并产生卷曲现象，就说明氮肥施用过量，此时应减速少施肥量或延长施肥时间；而叶片呈淡绿色则又表明缺乏氮肥，应适当增加施肥量。

Using a single-harvested cultivar "Jiangshujiao" and a double-harvested cultivar "Fenghongzao" of Zizania latifolia as tested materials, the effects of organic fertilizer and inorganic fertilizer on the binding capacity of different size of Z. latifolia fleshy stem to Cd(superscript 2+) and Pb(superscript 2+).

方法］以茭白单季茭品种&蒋墅茭&和双季茭品种&葑红早&为试验材料，研究了有机肥和无机肥处理的不同规格茭白肉质茎对重金属离子Pb(上标 2+)和Cd(上标 2+)束缚能力的影响。

Key wordsorganic-inorganic compound fertilizer;inorganic compound fertilizer;romaine lettuce;growth;quality

关键词有机无机复合肥；无机复合肥；生菜；生长；品质

The research progress on partially acidulated phosphate rock ,coated phosphate fertilizer and carried phosphate fertilizer at home and abroad are described.

详细探讨了部分酸化磷肥、包膜磷肥和载体磷肥的国内外研究现状和进展，指出磷肥增效技术的研究和应用对我国农业可持续发展、节约磷矿资源和保护环境具有重要意义。

From the points of lignin separation and utilization, this paper dealt with the problems of environment control and utilization of reproducible resource and tried to solve the utilization of lignin and pollution of pulp waste water by means of reducing the cost of lignin separation and making wide usage, marketable, valuable ammonified lignin slow-release fertilizer and lignin biological fertilizer.

本论文研究针对当前环境保护和可再生资源利用领域的热点问题，从造纸废液木质素分离和木质素利用这两个关键问题入手，以降低木质素分离成本和木质素资源化利用为手段，研制用途广、需求大、附加值高的木质素缓释肥和生物肥料，进而探讨生物固氮的工程问题，试图达到利用木质素和治理造纸废水的双重目的。

In order to solve the problem of fertilizer caking, it is necessary to develop the effective fertilizer anti-caking agents according to the reasons of caking and factors influencing the caking.

从根本上解决化肥结块的问题，必须根据化肥结块的原因和影响因素开发适宜的化肥防结块剂。

Show that the 1 lateral 4 rows and 2 laterals 4 rows to increase the volume of nitrogen fertilizer and irrigation will help improve cotton yiled, with 2 laterals 6 rows increased irrigation and fertilizer control in favor of increasing cotton yiled.

综合分析，AFI最能有效降低棉花根区硝态氮损失，使硝态氮和铵态氮含量主要分布在棉花根系有效吸收范围内，有利于棉花氮素吸收和利用。

The system can be widely used in belt weighing and batching process control,etc.

介绍了基于智能模糊控制的嵌入式配料系统的设计方法，对模糊PID控制过程和系统调零作了重点的讨论，同时给出了PID控制的程序流程图和系统定长调零子程序。

"I dunno," she answered,"but if you show me aroun', I'll recognize it from the lighthouse just outside the porthole."

"我不知道，"她回答说，"如果你能带我转转，我能认出来的，因为灯塔就在舷窗外。"