随着温度的升高供试控释肥料养分释放加快。
With the temperature increasing, nutrients release of the CRFs increased.
介绍了YN型土壤肥料养分测定仪的结构及工作原理。
The paper gives a detailed introduction to the structure and working principle of YN type speediness soil and fertilizer nutrient measuring apparatus.
雾系统也可用于引入环境注入到大气中直接肥料养分。
Fog systems can also be used to introduce fertilizers into the environment by injecting nutrients directly into the atmosphere.
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。
The relationship between vapor pressure difference and rate of nutrient release from film coated controlled release fertilizer was discussed.
因此,新型专用配方肥能明显提高薯块产量、品质及肥料养分利用率,效益显著。
Therefore, the new potato specific fertilizer can improve the yield and quality of potato, as well as fertilizer nutrients use efficiency. The economic benefit of potato was remarkable.
影响聚合物包膜肥料养分释放的因素主要有:膜厚、颗粒半径、扩散系数、养分组成及其溶解特性。
The factors that influence the nutrients release behavior are as followings: membrane thickness, granule radius, diffusion coefficient, nutrients composition and nutrient dissolving property.
对控释肥料养分释放的测定方法、释放机理和及其影响因素作了简要阐述,并指出研究中存在的问题和最新进展。
It briefly formulizes the measuring method, the release principle and the effect factors on the nutrient release of CRFs, and points out the existing problems and the newest development.
参照中国有机肥料养分志计算粪尿资源量的方法,研究了2002年我国畜禽粪尿磷素养分资源的状况及其分布。
The P amount in animal manure in 2002 was studied based on the calculating method in the book "Records of Nutrients in Organic Fertilizer in China".
滴灌施肥作为一种先进的水分调控技术,近年来国外已开始广泛采用,但对滴灌施肥条件下肥料养分在土壤中迁移转化规律的了解尚十分有限。
Fertigation by drip irrigation as an advanced technology to control the supply of water and nutrients has been applied by other countries in recent years.
在水肥异区交替灌水条件下,灌溉水和肥料养分向未灌水区或未施肥区的运动对于这种水肥空间耦合方式较高产量和水分利用率的形成具有重要意义。
In AIFU, movement of water and fertilizer nutrients to the opposite furrow is very important to get a high yield and water use efficiency for this coupling way.
它们起到天然肥料的作用,帮助为未来作物的根系提供养分。
They serve as a natural fertilizer and help support the roots of future crops.
另一方面,人类排泄物的肥料却提供了重建土壤的充足养分。
On the other hand, fertilizer from human waste provides nutrients essential to rebuilding soil.
绿色植物从稀释的——啊哈——肥料中吸取养分,然后把水净化作为报答。
The greenery received nourishment from the diluted—ahem—fertilizer and purified the water in return.
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。
The reasons of low use efficiency of fertilizer and serious pollution are the imbalance between fertilizer releasing nutrient and crop requirement.
“更新”还包括就添加肥料。添加氮素是一方面,或者在夏末进行追肥,这样将能在来年的春季为果芽提供养分。
Renovation also includes adding fertilizer. Adding nitrogen as a side or top dressing in late summer will supply nutrients to the fruit buds for the following spring.
通过饲养试验得到摄入养分含量和猪粪便中肥料成分含量的实测数据,对其进行统计分析。
Data of nutrient contents in diets and in slurries were obtain by feeding experiment and analyzed.
动物源有机肥料可以缓慢释放植物所需养分,有利于植株的生长。
Animal by-product organic fertilizer could release the nutrition slowly, which was in favor of the growth of plant.
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。
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.
养分耗竭后,施用足量肥料能逆转土壤有机质耗竭的趋势。
When nutrients have been depleted, addition of adequate fertilizers can reverse the trend of soil organic matter depletion.
本文中作者对研发的一种保水缓释包膜尿素肥料的包膜物理化学特征,养分缓释机制进行了研究。
A study was conducted on the physical and chemical characteristics of coatings and mechanism of nutrient slow release of water-absorbent coated urea (WACU).
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。
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.
CCU在干旱的土壤中表现出优于聚合物包膜肥料的养分释放特性。
In drought soil, CCU has a better nutrient release characteristic than polymer coated urea.
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。
Tillage treatments affect soil nutrient in soil profile, soil nutrient content, and fertilizer use ratio.
当肥料颗粒接触潮湿土壤时,肥料便会吸收水蒸气,于是水溶养分开始透过包衣上的微孔缓慢而不断地扩散。
When the fertilizer particle contacts the moist soil, the fertilizer will absorb the vapor, and water dissolves nutrients begin to spread but constantly slow through the capillary on the capsule.
采用田间小区试验研究了不同肥料组合对莴笋产量、品质和叶片养分形态的影响。
A field experiment was conducted to study effects of fertilizer combination on yield, quality and forms of nutrients in leaf of lettuce.
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。
Morphological microstructure, such as surface, interface and surface of coated fertilizer after nutrient being released in water, was studied by scanning electron microscopy (SEM).
本文论述了三种肥料结构对红壤性水稻土氮磷钾养分状况的影响。
The influence of three fertilizer structures on the status of nitrogen, phosphorus and potassium in paddy soil derived from red earth was studied.
本文论述了三种肥料结构对红壤性水稻土氮磷钾养分状况的影响。
The influence of three fertilizer structures on the status of nitrogen, phosphorus and potassium in paddy soil derived from red earth was studied.
应用推荐