The paper gives a detailed introduction to the structure and working principle of YN type speediness soil and fertilizer nutrient measuring apparatus.
介绍了YN型土壤肥料养分测定仪的结构及工作原理。
Potash is the world's largest supplier of the namesake fertilizer, a key plant nutrient that increases the yield of agricultural land.
Potash是全球最大的钾肥供应商。钾肥是一种重要的农作物营养物质，可以提高农田的产量。
The technology with the caterpillar type baffle dosage bunker to control the nutrient content of BB fertilizer (taking an example to illustrate) and its indexes at Heihua Group Corp. Are introduced.
介绍黑化公司在BB肥生产中使用履带式挡板配料槽控制养分含量的工艺过程(举计算实例说明)及工艺要求。
The use of fertilizer in modern agriculture broke the close circle of nutrient in the traditional farmland ecosystem.
近代农业中化肥的施用打破了传统农业生产体系中封闭的物质循环。
The reasons of low use efficiency of fertilizer and serious pollution are the imbalance between fertilizer releasing nutrient and crop requirement.
化肥利用率低和污染严重的主要根源是因肥料释放的养分与作物需求间不平衡所致。
Soil nutrient, salinity study is increasingly a hotspot in agriculture and environment domain of all countries because employing too much fertilizer series environment problems caused by.
过量施肥造成的一系列环境问题使得土壤养分、盐分研究在世界范围日益成为农业和环境领域研究的热点。
Aiming at nutrient prescription given in the process of prescription fertilization, this paper presents an exhaustive algorithm by computer to select the best fertilizer from market.
本文针对配方施肥过程给出的养分用量，提出一种从市场上优选肥料的计算机穷举算法。
He applied phosphate fertilizer in nutrient solution at two levels and at three stages of development.
他在营养液中分两个用量三个发育阶段施入磷肥。
The relationship between vapor pressure difference and rate of nutrient release from film coated controlled release fertilizer was discussed.
研究了水蒸气压差与包膜型控释肥料养分释放速率的关系。
Morphological microstructure, such as surface, interface and surface of coated fertilizer after nutrient being released in water, was studied by scanning electron microscopy (SEM).
用扫描电子显微镜(SEM)对包膜肥料的表面、界面及养分溶解释放后的表面进行了微观形态结构研究。
Tillage treatments affect soil nutrient in soil profile, soil nutrient content, and fertilizer use ratio.
不同耕作处理能影响土壤养分的剖面分布和养分含量及肥料的利用效率。
Fertilizer prescription integrated soil nutrient distribution maps with variable -rate fertilization decision making model is built.
根据土壤养分分布图结合变量施肥决策模型，生成施肥处方图，为变量施肥的实施提供了依据。
Therefore, the way of improving nutrient circulation is to build farmland with high productivity, apply more organic fertilizer and readjust the structure of plant.
改善农田养分循环的途径是建设基本农田、增施有机肥料和调整种植结构等。
It was foundation of improving the soil PK nutrient to applying the PK fertilizer.
施用磷肥和钾肥是提高土壤磷钾养分的基础。
Several Suggestions on specialty fertilizer formula, nutrient concentration of compound fertilizer, and terms in national standard are presented from agronomy viewpoint.
对专用肥配方、复混肥的浓度、复混肥标准的一些规定从农艺角度提出一些意见。
The nutrient balance method was mainly researched on maize fertilizer in the old researches, and most of them stay the level of theory and mechanism without concrete, timely and system research.
在以往的研究中，主要是以养分平衡方法来开展对玉米施肥方面的研究，并多停留在理论与机理上的探讨，缺乏具体性、时效性与系统性的研究，没有更多地将新技术、新方法应用到研究中去。
The PMS had the best effect on delaying the release of nutrient in organic compound fertilizer.
其中粘结剂PMS对有机复混肥养分的缓释效果最好。
The increase of amount of fertilizer application was the main reason for the result of soil nutrient increase from the planting structure changes.
施肥量的提高是种植结构变化导致土壤养分提高的主要原因。
We have seen the varied characteristic of nutrient residual quantity of slow release fertilizer in soil, Both possess activity of slow release in sand or clay soil.
从缓释肥料在土壤的养分残留量变化特点看出，无论在砂质或粘质土壤中，均具缓释作用。
The result showed: Among all examined fertilizers, the nutrient release rate of urea was the highest and that of controlled release nitrogen fertilizer was the lowest.
研究结果表明：控释氮肥养分释放速率最低、肥效最长，与尿素相比可改善运动场草坪的外观品质；
The nutritive peculiarities of crops, fertilizer and soils are described. Meanwhile the nutrient balances of farmland in several typical areas of China are also estimated.
对农作物、化肥和我国土壤营养特性作了简要描述，并对全国和几个典型地区的农田养分平衡作了估算。
The causes resulting in the nutrient deviation in largescale ureabased compound fertilizer plant are examined and the operational countermeasures are also presented.
介绍大型尿基复合肥装置在生产中引起产品养分偏差的原因及采取的操作措施。
The problem of soil nutrient condition and applying fertilizer in agriculture production have been discussed in this article.
本文论述新疆土壤养分状况与农业生产中施肥存在的问题。
Nitrogen and potassium fertilizer enhanced the nutrient uptakes, and the translocation of ca and Mg from side leaves to heads.
氮肥和钾肥提高结球甘蓝养分元素的吸收数量，促进边叶钙和镁向叶球转移。
This experiment is to study the relationships between nutrient contents and physical properties of swine slurries in order to estimate fertilizer value of swine slurries.
该试验旨在研究家畜粪便的物理指标与其肥料成分含量的关系，用来预测猪粪便肥料成分含量。
The soil nutrient losses were connected with soil texture, water content and fertilizer quantity, and lands utilize way.
土壤养分的流失程度与土壤质地、雨前含水量和施肥量以及土地利用方式有关。
Based on the best fertilizer chosen according to soil culture experiment, the relationship between different amount of HA compound fertilizer and nutrient utilization of rape Brassica campestris l.
在土培试验定性选定肥料品种的基础上，采用微区试验研究不同用量的自制腐植酸复合肥与油菜利用养分的关系。
So the utilization ratio of the corn's special complex and mixed fertilizer treating modified-bentonite as carrier is raised 15.5% than the equal nutrient general fertilizer.
施用改性膨润土载体玉水专用复混肥比等养分量普通肥料利用率提高15.5%。
Taking membrane wrapping control-releasing fertilizer as testing material, through static water releasing test, its nutrient releasing rate was measured.
以包膜控释肥为试验材料，通过静水释放试验测定其养分释放速率。
Taking membrane wrapping control-releasing fertilizer as testing material, through static water releasing test, its nutrient releasing rate was measured.
以包膜控释肥为试验材料，通过静水释放试验测定其养分释放速率。
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