两品种根系吸收活力的分布范围相差不大。
The difference in distribution extent of root absorption activities between two varieties was not significant.
锑不是植物必需的，但能够被植物根系吸收。
Antimony is non essential to plants, but can be readily taken up by roots from soils in soluble forms.
水被牢牢地吸住以至于不能被大多数植物根系吸收。
Water is held so tenaciously that most plant root systems cannot absorb it.
各种林木生理所需的水分是通过根系吸收土壤中的水分而得到的。
A great variety of woods absorb their physiologically needed water through roots in the soil.
白天蒸腾作用散失的水分超过根系吸收的水分，因而叶子的水势就下降。
During the day water loss by transpiration exceeds water absorption by the roots and leaf water potential decline.
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.
铵转运蛋白(AMT)介导的高亲和力铵跨膜运输是植物根系吸收铵态氮的主要途径。
In plant roots AMT-type ammonium transporters have been demonstrated to mediate high-affinity ammonium uptake across the plasma membrane.
铯137可在生态系统循环数十年，被根系吸收后进入植物，并在植物死亡后再回到土壤。
Long-lasting particles of cesium 137 can cycle through an ecosystem for decades, entering plants when they are taken up by root systems and returning to the earth when the plant dies.
同时，孕穗期渍水逆境严重影响根系吸收、运输和分配32P的能力，从而加速了根系衰老。
Meanwhile, waterlogging influenced the 32 P absorption, transportation and distribution, and consequently, speeded up the senescence of root system.
同时，孕穗期土壤渍水逆境严重影响根系吸收、运输和分配32P的能力，从而加速了根系衰老。
The results also showed that waterlogging affected 32P absorption, transportation and distribution in wheat at booting stage, and speeded up senescence of root system consequently.
钾素可以通过植物根系吸收，也可以通过植物叶面吸收，而且在适当浓度范围内，叶面吸收的效率会更高。
K can be absorbed by plant roots, it can also be absorbed by plant foliage, and leaf absorption efficiency will be higher.
在旱地田间条件下，通过测定不同品系马铃薯伤流液的多少以反映根系吸收活力的大小，同时测定相应的生物产量和块茎产量。
On the condition of dryland, bleeding SAP of different potato strains was determined to reflect the absorption vitality of root system, and the biological yield and tuber yield were also measured.
红树林根系有能力吸收并很好地截留水中的沉积物和污染物，这些沉积物和污染物在进入海洋之前流经这些根系。
Mangrove root systems have the ability to absorb and well trap sediments and pollutants in water that flows through them before they enter the ocean.
植物根系能吸收土壤微生物产生的特定维生素，因此，在富含微生植物群和动物群的天然土壤中生长的植物含有更多营养素。
Plant roots are able to absorb certain vitamins produced by soil microorganisms, thus suggesting that plants grown in healthy soil, full of microflora and microfauna, are more nutritious.
莫扎法认为可能植物根系能吸收土壤微生物产生的B12。
Mozafar hypothesized that B12 produced by soil microorganisms might be absorbed through the roots into the plant itself.
Filippelli说铅不会被水果和蔬菜吸收，但可以附着在水果皮上和植物的根系中-例如土豆和胡萝卜，以及莴苣靠近泥土的部分。
Filippelli says fruits and vegetables don't absorb lead, but it binds to the skin of root vegetables - potatoes or carrots, for example - or greens like lettuce that grow close to the ground.
这意味着甘氨酸的氧化，确能为小麦幼苗细胞质中NO_3 ~-还原提供还原剂和为根系NO_3 ~ -吸收提供能量。
It was suggested that oxygenation of glycine provided indeed reductant for NO_3 ~ - reduction in cytoplasms and energy for NO_3 ~ - uptake by roots of wheat seedling.
施肥能够促进春小麦根系的生长发育，特别是促进浅层根量的增加，增强了作物的水分养分吸收。
Ameliorated root system was able to improve crop water use and nutrient absorption, and hence, crop yield and water use efficiency was increased.
在比较根系比较老旧的部分，一种变性的海绵状表皮称为根被有吸收潮气的功能。
In the older parts of the roots, a modified spongy epidermis called velamen has the function to absorb humidity.
苗期叶面喷磷能促进根系对磷的吸收，提高玉米的抗寒能力。
Spraying leaves with phosphorus promoted the absorption of phosphorus by roots.
森林植被通过林冠层、枯落物层和根系土壤层的分层拦截吸收，起到突出的减洪减沙作用。
Through the roles of interception and absorption of the canopy layer, litter layer, and root and soil layer, the benefits of flood and sediment reduction of forest vegetation are prominent.
异质养分环境中的根系具有较高的养分吸收效率主要缘由在富养斑块中对N、P、K大量的吸收。
Higher efficiency of nutrient acquisition of root in heterogeneous nutrient environment mainly attributed to large absorption of n, p, K in rich nutrient patch.
结果表明，稀土元素能被植物根系或叶面吸收，沿输导组织输送到器官中。
The result indicated that rare earth elements can be absorbed by roots and leaves of plants and transferred into their organs through transfer passage tissue.
以苹果矮化砧木sh40、M 26的生根试管苗为试材，采用水培方法，研究了根系铁离子吸收动力学特性。
The apple dwarf rootstock SH40 and M26 were used as material to study the kinetics of Fe2 + absorption by the method of hydroponic culture.
高库容水稻株系抽穗期的单株根系活性高、单株根系总吸收面积和单株根系活跃吸收面积大。
Indica rice with large sink also had higher root activity per plant, larger root absorption or active absorption area.
免耕栽培有利于水稻根系发育和在土壤中的分布，同时免耕大幅度提高水稻根系的吸收活力。
No-tillage cultivation improved the growth, development and distribution of rice root systems, and enhanced absorption activity of root systems as well.
因此，本文着力于开发微电极技术测定植物叶片的方法以及其在水稻根系硝态氮的吸收和利用方面的研究。
Hence, the thesis was set out to studying the using of ion selective microelectrode in rice leaf and extends its application in studying nitrate uptake and utilization in rice root.
糯玉米籽粒的氮素中，来自前期营养体的转移为51.25%，后期根系的吸收为48.75%。
Nitrogen sources in grain of wax com were 51.25% come from vegetative organ, while 48.75% come from root uptake.
糯玉米籽粒的氮素中，来自前期营养体的转移为51.25%，后期根系的吸收为48.75%。
Nitrogen sources in grain of wax com were 51.25% come from vegetative organ, while 48.75% come from root uptake.
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