• 不同土壤矿质养分含量增加降低稻米白;

    The increased content of the soil mineral nutrients could reduce chalkiness rate of rice.

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  • 不同土壤剖面孔隙数量孔隙体积相差很大。

    There was much difference in quantity and volume of macropore in the profiles of the three soils.

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  • 不同土壤类型平均重金属含量变异系数差异均较小

    The differences of average contents and the variable coefficient of the heavy metals in different types of soil are smaller.

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  • 讨论不同土壤光谱线绿度植被覆盖度估计误差。

    The influence of different soil spectral line on plant canopy and greenness assessment was discussed.

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  • 结果表明,厌氧培养条件下不同土壤有效释放不同

    The results showed that the release of available phosphate was different in different slurries.

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  • 研究不同土壤,氯酯降解变化土壤活性影响

    The degradation of cypermethrin in different soils and the effect of cypermethrin on different soil enzymatic activity are conducted.

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  • 用有效指标有可能使不同土壤临界浓度比较接近一致。

    Available Pb may unify the critical concentration of Pb in various soils.

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  • 这个专业学习化学生物用途管理以及不同土壤保护等

    Soil science majors learn about the chemistry, biology, use, management, and conservation of different kinds of soil.

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  • 不同土壤干旱条件刺槐幼苗水分生理和生长指标进行了初步研究。

    The water physiology of locust seedling under conditions of different drought stress was tested.

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  • 森林土壤类型极其复杂不同土壤各种有效养分形态数量差异很大

    The forest soil's type was extremely complex, the shape and quantity of available nutrient had a distinct difference in different soil.

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  • 不同土壤提取的表层土壤分开储存,并用同一区域土壤进行更换

    Topsoil from different soil types shall be stockpiled separately and replaced in the same areas from which they were taken.

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  • 利用防设施研究不同土壤目标含水量玉米光合性能产量影响

    The effect of different target water content in soil on the photosynthetic property and yield of summer sowing corn was studied under the rain proof condition.

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  • 同一组分无机释放量占无机磷释放总量贡献率不同土壤不一致。

    The rates between the release of the same form of Pi to the total one of Pi in different soils were also various.

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  • 采用盆栽试验对不同土壤干旱程度刺槐幼苗水分生理特征进行了初步研究。

    This paper deals with the water physiology and growth characteristics of locust seedling under the soil drought condition.

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  • 不同土壤释放差异很大,钾的释放持续时间变幅为100~600分钟

    The soils differed greatly in native K release process. The K releasing time ranged from 100 to 600 minutes.

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  • 盆栽法研究黑色石灰紫色土、黄壤三种不同土壤类型南天竹影响

    Heavenly bamboo was planted to POTS with three different types of soil (black limestone soil, yellow soil and purple soil) in order to study the differences of heavenly bamboo.

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  • 垂直侵蚀降雨强度降雨历时增加而增加不同土壤的侵蚀临界降雨量不同

    The extent of vertical erosion increases with precipitation, rainfall intensity and soil infiltration rates, and different soil has different critical rainfall amount.

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  • 采用盆栽试验对不同土壤干旱程度刺槐幼苗水分生理生长指标进行了初步研究。

    This paper deals with the water physiology and growth characteristics of locust seedling under different soil drought.

    youdao

  • 研究了不同土壤类型条件下连种抗病品种感病品种后,大豆线虫数量变化。

    Resistant and susceptible varieties of soybean were planted continuously in different types of soil and the number of cyst nematode in the root system was counted.

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  • 此外不同土壤上同种作物根系生物产量、根系活力作物吸呈正相关。

    There was also a significant correlation between the root activity, root weight and soil potassium uptake of the same crop.

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  • 不同土壤类型密度随时间变化用回归分析的方法,建立土壤密度变化模型

    The soil carbon density change model is based on regression analysis of the carbon densities of different soils.

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  • 采用盆栽试验方法,研究不同土壤干旱条件下渭北主要造林树种苗木根系活力的变化。

    Under different conditions of soil moisture, seedling root vigor was studied for major tree species planted in the Weibei Loess Plateau by means of a pot experiment.

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  • 蚕豆不同土壤干旱条件下盆栽试验结果表明蚕豆土壤干旱胁迫一定适应能力

    The pot culture experiment of Vicia faba L. seeded in different soil drought shows that Vicia faba L. has certain adaptability .

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  • 装置实际进行了不同土壤含水量不同土壤密度要求的土制备,得到了满意结果

    Last, the device was used to prepare the soil samples with different density, and the satisfied results were reached.

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  • 本文介绍了除草剂乐灵室内外条件不同土壤中的降解动力学特征及其主要影响因素

    This paper deals with the dynamics of trifluralin degradation and its main affected factors in soils under field and pot experimental conditions.

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  • 安普霉素不同土壤真菌的抑制作用,随药物质量分数降低和作用时间的延长降低。

    Apramycin's inhibitive effect on fungus is related to its concentration in the soil and decreases with time in soil.

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  • 为了解决冷季草种武汉安全问题进行了高羊草坪不同土壤基质对比试验

    To solve problem for safe over summering of cool-type tall fescue in Wuhan, we carried in a contrast test on lawn of tall fescue over different soil matrixes.

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  • 不同处理及不同土壤类型之间孔隙周长孔隙度以及孔隙变异复杂度方面存在不同程度差异

    There are discrepancies of various extents in pore perimeter, porosity, variability and complexity in different soils under different treatments.

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  • 采用浇灌分别测定了不同土壤含沙量含水量条件下JS913稗草除草活性玉米的安全性。

    Biological activities of a herbicidal compound JS913 to barnyard grass and corn in soils with different sand or water content were studied by pre-emergence watering application method.

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  • 但由于微咸水中含有各种盐分离子影响土壤入渗特征,并不同土壤初始含水量会表现出不同影响程度。

    Some salt ion in the slight saline water will affect soil infiltration, when the slight saline water is used to irrigate the farmland.

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