试验结果表明,土壤缺钾是该试验的主要养分限制因子之一;
The potash deficiency in soil is proved the restricting factor in this experiment.
土壤转化酶活性与草地主要养分关系密切,它可作为土壤肥力指标。
There were closely relations between the activity of invertase and main soil nutrients, that can be the index of soil fertility.
为保护和合理利用藏羚羊品种资源,本论文对沙图仕特性及冷季可可西里牧草-土壤中主要养分含量进行了研究。
This article was composed of two experiments which were used to provide scientifical reference for protection and reasonable utilization of Tibetan antelope.
在现代农业中,土壤的矿物损耗是一个主要的问题,因为收割农作物会中断养分的循环,使其无法重新回到土壤中。
In modern agriculture, mineral depletion of soils is a major concern, since harvesting crops interrupts the recycling of nutrients back to the soil.
长期影响主要是由树种组成的变化以及随之而来的森林结构、生产力和养分吸收的变化所导致的。
Long-term effects are primarily mediated by changes in tree species composition and the consequent alterations of forest structure, productivity, and nutrient uptake.
胚乳,谷物的主要淀粉部分,精制产品的主要组成部分(诸如白面粉),包含了一些蛋白质和大量碳水化合物,但只残留了少量养分。
The endosperm, the starchy part of the grain left in refined products such as white flour, contains some protein and lots of carbs but few nutrients.
林奇利用豆子和玉米之类的主要农作物进行实验,发现根的特点——比如深的或是浅的——都会影响植株对必需养分的吸收。
Working with staple crops like beans and corn, Lynch identifies which root traits -like deep, or shallow -will help plants get the sustenance they need.
林奇利用豆子和玉米之类的主要农作物进行实验,发现根的特点——比如深的或是浅的——都会影响植株对必需养分的吸收。
Working with staple crops like beans and corn, Lynch identifies which root traits - like deep, or shallow -will help plants get the sustenance they need.
举例说,长在美国明尼苏达州的玉米主要靠雨水来获取养分,这些水分是非常充足的但是对人类没有多大价值;
Corn grown in Minnesota, for example, depends on rainwater, which is abundant and not otherwise useful to people.
土壤的主要特性有质地、酸度、养分含量、气体含量和含水量。
The major characteristics of soils are texture, acidity, nutrient content, gaseous content, and moisture content.
日光温室特殊的环境条件以及过量施用化肥是土壤盐分累积和养分富集的主要原因。
The main reasons caused the accumulation of soil salt and nutrients are the special environment condition of greenhouse and the surfeit use of fertilizer.
非淀粉多糖是谷物副产物麦麸、米糠等的重要组成成分,是影响畜禽对谷物饲料养分和能量消化利用率的主要抗营养因子。
Non-starch polysaccharides(NSP) is the main component of the cereals' by-products, and it is the main anti-nutritional factor restricting the nutrients digestibility and utilization by the animals.
控释尿素山于具有控制氮素释放的功能,其淋失过程主要发生在养分释放的高峰期。
CRU has the function of controlling nutrient release , so the leaching loss of CRU mainly took place at nutrient releasing peak period.
而根的长度是根型的主要参数,对于养分的吸收,耐旱和作物的产量都有重要的作用。
The root length is main parameter of root architecture with various important functions such as nutrient uptake, drought tolerance and yield.
通过土壤养分系统研究法,诊断出贵州省铜仁地区松桃县黄泥土影响小麦产量的主要限制因子排列为:P>K>B。
The main soil nutrients of affecting wheat yield is P>K>B by the systematic approach for determining nutrient contents of the yellow soil in Tongren prefecture.
结果是过剩的有机养分的水,其中主要是食品,为藻类生长。
The result is an excess of organic nutrients in the water, which is essentially food for algae growth.
土壤养分流失是农田非点源污染的主要形式。
Soil nutrients loss is the main way of non point pollution from farmland.
植物主要是通过根系吸收养分,一般通过根系截获、质流和扩散三种方式。
Nutrients are absorbed mainly through roots of plants by interception, mass-flow and diffusion.
面膜的主要死守是给皮肤供应养分和润泽润泽,要留出充足的工夫使养分浸透。
The main stand mask to the skin to supply nutrients and moist moist, to set aside enough time to make the nutrient.
“全树利用”及其短轮伐期经营制度是导致林地养分衰竭和生产力下降的主要原因。
It is believed that all tree utilization and short rotation system were main factors responsible for nutrient depletion and productivity decline of the stand sites.
血淋巴作为细胞培养基主要有三种效果:促进生长,养分和延长细胞寿命。
Insect hemolymph has the three major effects: growth promotion, nutrition, and cell longevity increase.
土壤侵蚀主要通过影响土壤养分含量来影响土壤生产力。
Generally, its main approach is affecting contents of soil organic matters and nutrient.
本文主要阐述覆膜栽培耕层土壤主要酶与有效养分变化及其相关性。
This paper mainly states the coherency between the main enzymes and the available nutrient in ploughed layer in soils mulched with film.
通过典型年样本分析,证明土壤养分状况是影响坡耕地生产能力的主要因素;
Through the classic year's analysis, it is proved that the soil nutrient situation be the main factor for effecting on soil productivity of hillside fields.
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。
The increase of amount of fertilizer application was the main reason for the result of soil nutrient increase from the planting structure changes.
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 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.
土壤养分的分布格局主要依赖于土地利用与地貌部位之间的差异,人类活动的影响是加剧这种差异的主要原因。
The distribution pattern of soil nutrients mainly depends on differences land use and Geomorphological sites, and the main reason for intensity the difference is the impact of human activities.
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.
灰色分析的结果表明,土壤速效磷的形成主要受到土壤养分,尤其是碳、氮养分的影响。
The results of grey relational analysis revealed that the content of soil nutrients, in particular C and N, had a major effect on avail-P.
灰色分析的结果表明,土壤速效磷的形成主要受到土壤养分,尤其是碳、氮养分的影响。
The results of grey relational analysis revealed that the content of soil nutrients, in particular C and N, had a major effect on avail-P.
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