氮磷营养对小麦根系生长具有明显的调节作用。
Nitrogen phosphorus nutrition possess very fine adjustment action on root system growth of wheat.
小麦根系越发达，收集到的淋溶液越少，损失的肥料N越少。
The more developed the wheat roots were, the less leachate could be collected, thus, less loss of N fertilizer was observed.
建立了由田间实测土壤水分动态资料反求的冬小麦根系吸水模型；
Set up the wheat root water uptake model with the field experiment data of soil moisture;
研究了不同程度土壤持续干旱对冬小麦根系生长及营养代谢的影响。
The effect of roots growth and nutrient metabolism of winter wheat was studied under different degree of soil sustaining drought.
钼提高冬小麦根系的根干重、地上部干重，显著影响冬小麦的根冠比。
The other root parameters of the both cultivars were influenced by molybdenum deficiency.
通过盆栽试验研究了根修剪对冬小麦根系效率、水分利用及产量形成的影响。
A pot experiment was conducted to study the effects of root pruning on root efficiency, yield and water use efficiency (WUE) of winter wheat.
通过盆栽试验研究了根修剪对冬小麦根系效率、水分利用及产量形成的影响。
A field experiment was conducted to study effects of root pruning at returning green stage on population structure, soil water and yield formation of winter wheat.
结果表明，冬小麦根系从开花后14天开始加速衰老，与籽粒灌浆速率高峰期相对应。
The results showed that starting from 14 days after anthesis, root senescence of winter wheat was accelerated, corresponding with the peak stage of grain filling rate.
模拟结果表明，两模型基本能够正确反映冬小麦根系吸水的实际状况，满足生产要求。
The simulation results showed that both the two models could reflect the actual situation of root-water-uptake of winter wheat, and could meet then…
结果表明：改进的根系生长分布模型比原有模型更能准确地模拟冬小麦根系的生长分布。
Results showed that the improved wheat root growth distribution model simulate the wheat root growth distribution better than original model.
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.
根据在郑州进行的冬小麦根系田间实测资料，研究了根长密度和根质量密度在砂壤土中的垂直分布。
Based on the measured data from the winter wheat fields in Zhengzhou of Henan Province, the vertical distribution of root length density(RLD)and root mass density(RMD)were analyzed.
间作系统中小麦根系活力和绿肥硝酸还原酶分别较单作增加了57.95%和87.56%，差异达显著水平。
Wheat root activity and nitrate reductase of green manure in intercropping increased 57.95% and 87.56% than that in single cropping, resp., with the differences at significant level.
在大田和盆栽条件下，研究了种植密度对冬小麦根系的影响。单株次生根随密度增加而减少，且因生育期进展其影响更为显著；
The effect of different plant densities on root growth in winter wheat was studied in field and pot culture experiments.
适度的水分胁迫（土壤含水量为田间持水量的60％）对苗期小麦根系生长有一定的促进作用，可使根冠比增加，根系活力增大；
The growth of root was promoted, and increased in root top ratio value and activity of root under moderate water stress (water content of soil is 60% the content of field holding water).
研究结果表明：在同一灌水方式中土壤含水率下限小的冬小麦根冠比大，且根系总的干重也大；
Results showed that there were a big root-canopy ratio and dry weight when the lower limit of controlled soil water content decreased at the same irrigation treatment.
研究结果表明：在同一灌水方式中土壤含水率下限小的冬小麦根冠比大，且根系总的干重也大；
Results showed that there were a big root-canopy ratio and dry weight when the lower limit of controlled soil water content decreased at the same irrigation treatment.
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