Long-term effects are primarily mediated by changes in tree species composition and the consequent alterations of forest structure, productivity, and nutrient uptake.
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。
Reduced nutrient uptake affects plants in many different ways.
减少养分吸收以许多不同的方式影响作物。
Photoperiod could affect the nutrient uptake and utilization in maize.
光周期可以影响玉米对养分的吸收及利用。
The causes of nutrient uptake and distribution variation were analyzed and discussed in the article.
文章分析和讨论了养分吸收分配差异的成因。
Hybrid rices behaved of physiology advantage in nutrient uptake and use efficiency than that of inbred rice.
在养分的吸收和利用效率方面，杂交稻较常规稻表现出明显的生理优势。
Elephant grass and Imperial grass were selected to study the properties of root space distribution and nutrient uptake.
研究两种禾本科牧草根系空间变异及养分吸收特性。
Effect of interaction between nitrogen and sulfur on wheat growth during seedling stage and its nutrient uptake was studied.
通过基质盆栽冬小麦，研究了氮硫交互作用对小麦苗期生长及养分吸收的影响。
The mechanism of nutrient uptake by soybean roots is only part of a more general problem on the subject involving all plant species.
大豆根系对养分的吸收机制只是所有作物吸收养分的最一般问题的一部分。
There was a close relationship between the nutrient uptake and distribution of N, P, K and the accumulation and distribution of dry matter.
棉株对养分的吸收分配中心与干物质积累分配中心一致。
The root length is main parameter of root architecture with various important functions such as nutrient uptake, drought tolerance and yield.
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。
Generally, water stress and low nutrient supply resulted in the lower grain nutrient concentration, and nutrient uptake and uptake efficiency.
水分胁迫和低肥处理减少小麦籽粒养分含量、(整株)养分吸收量和吸收效率。
The characteristics of root growth, nutrient uptake and utilization of a wheat albinism after reviving were studied with an in vitro experiment.
采用管栽试验研究了返青后小麦返白系根系生长及养分吸收利用规律。
Concerns have grown over the negative effects of glyphosate applications on nutrient uptake in plants, crop vigor and yields, and plant diseases.
人们对草甘膦除草剂应用对于作物养分吸收、作物茁壮与产量，以及植物病害负面影响有更大的担心。
Gravitropism of plant roots is one of the important factors determining the spatial pattern of root growth and thus may have a great effect on nutrient uptake.
植物根系向地性是决定根系空间生长趋势的主要因素之一，对于养分吸收具有重要影响。
Glyphosate applications to the crop have been shown in studies to interfere with nutrient uptake, to increase pests and diseases, and to reduce vigour and yield.
许多研究表明，对转基因作物应用草甘膦干扰农作物的养分摄取、增加病虫害，并减少活力与产量。
Different varieties, even growing at the same field, behave differently in nutrient uptake, dry-matter accumulation, result finally in different yield and economic income.
不同品种即使种在同一块地里，养分吸收、干物质积累也不相同，最后得到不同的产量和经济收益。
With typical rice cultivars as materials, the growth and development characteristics and nutrient uptake in rice under site-specific nitrogen management (SSNM) were studied.
以代表性水稻品种为材料，研究了实地氮肥管理模式下水稻的生长发育和养分吸收规律。
Response parameters are compared in a bivariate model that graphically depicts vectors of changing biomass production or nutrient uptake relative to competition free treatment.
它基于矢量分析和线性分析，将代表生物量和营养吸收值的参数相对于无种间竞争的对照在一个两维的坐标系内表达为矢量并进行定位比较。
The influence of root growing space of maize upon root physiological characteristics, nutrient uptake and crop yields were studied under conditions with and without supply of water and n.
在不供应和补充供应水、氮条件下，研究了限制根系生长空间对玉米根系生理特性、植株养分吸收及产量的影响。
The lessening of inflammation in the gut wall of animals fed low levels of antibiotics probably promotes nutrient uptake and could account for the more efficient utilization of feed observed.
喂食低剂量抗生素的动物的肠道发炎减少，这可能会促进营养成分的吸收，这说明了已观察到的饲料利用率更高现象。
Pot experiment was carried out to study the effect of different nutrient levels and nitrogen forms on the growth, nutrient uptake, partitioning, and potassium flow within flue-cured tobacco plants.
为材料，在室内砂培条件下研究了不同养分浓度及氮形态对烟株的生长、养分的吸收和分配，以及钾循环等的影响。
Yield and the quality formation of the high starch maize is closely related to dry matter accumulation, the nutrient uptake, carbon and nitrogen metabolism, and the grain sugar and starch formation.
高淀粉玉米产量和品质的形成与干物质积累、养分吸收、碳氮代谢、籽粒库的糖分与淀粉形成关系密切。
The fibrous root system in cereals comprises primarily adventitious roots (ARs), which play important roles in nutrient and water uptake.
谷类作物的须根系主要由不定根组成，在营养物质和水分吸收中发挥重要作用。
Solution culture experiment was conducted to study the effect of ferric hydroxide and phytosiderophore on Cd uptake by wheat plants grown in nutrient solution with different iron concentration.
用营养液培养方法，模拟在不同铁浓度条件下，小麦根表铁氧化物及植物铁载体对植物吸收镉的影响。
The nutrient element content, uptake and cycling of each Paulownia organ are studied in the paper.
文章对泡桐各器官营养元素含量及其吸收循环规律进行了研究。
In the third experiment, we investigated the effects of iron plaque on the root surface on mercury uptake by and translocation within rice seedlings grown in nutrient solution in the greenhouse.
在第三个实验中研究了水稻根表形成的铁膜对水稻吸收和转运汞的影响。
In the third experiment, we investigated the effects of iron plaque on the root surface on mercury uptake by and translocation within rice seedlings grown in nutrient solution in the greenhouse.
在第三个实验中研究了水稻根表形成的铁膜对水稻吸收和转运汞的影响。
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