Drought stress has been the main factor of limiting wheat yield.
在全球许多地区，干旱胁迫已经成为限制小麦生产的主要因素。
Density had more significant effects on wheat yield than soil fertility.
密度对小麦产量的影响比土壤肥力更为显著。
The results showed that the PBDZ could significantly increase rice and wheat yield.
结果表明：PBDZ栽培能显著提高稻麦产量。
The most important limiting factor for wheat yield in this cropping system is late planting.
该种植方式中最重要的小麦限产因素是迟播。
Wheat yield in response to precipitation was more significant than that of air temperature fluctuation.
小麦产量对降水波动的响应比对气温波动的响应显著。
The results showed that refuse sugarbeet lime, burned lime and sewage sludge significantly increased wheat yield.
试验结果表明施用废弃的甜菜石灰、熟石灰和污水沉泥较大地提高了小麦产量。
The wheat yield and the relation between fertilizer quantity and density the regressive models have been created.
创建了春小麦产量与种植密度、施肥最之间的回归模型。
This indicates that it is one of important reason for wheat yield increase by enhanced harvest index with applying N.
表明施氮提高收获指数是促进小麦增产的主要原因之一。
Wheat yield this year reached around 8 million ears per hectare, surging more than 2.4 million ears compared with last year.
今年的小麦产量达到每公顷约800万穗，比去年急剧增长了超过240万穗。
Wheat pre-harvest sprouting is a worldwide climate disaster. It effected wheat yield, quality and its seed value severely.
小麦穗发芽是一种世界性的气候灾害，它严重影响小麦的产量、品质和种用价值。
The major reason for the improved wheat yield was the increase in the number of grains per spike and the thousand-grain-weight.
改进小麦产量的主要因素是每穗粒数和千粒重的增加。
Meanwhile, scientists at the wheat Yield Consortium are trying to produce bigger wheat plants by speeding up the rate of photosynthesis.
同时，Wheat Yield Consortium的科学家们也正尝试用加快光合作用速率的方式来培育更大的小麦植株。
Winter wheat yield was more sensitive to rainfall and spring maize yield more influenced by previous crop stubbles in rotation system.
在轮作条件下，冬小麦的产量更容易受到降水的影响，而春玉米的产量更容易受茬口的影响。
Through correlation analysis of temperature, heat and wheat yield in Shaanxi province, an optimum regression model of them is established.
通过温热因子和小麦产量的相关分析及最优回归模型的建立，结果表明在降水较少的地区，温热增产作用未能正常发挥；
Compared normal plastic film and straw mulching, winter wheat yield with water-osmosis plastic film mulching increased by 43.1% and 40.4%.
与常规地膜覆盖和秸秆覆盖比较，渗水地膜覆盖冬小麦增产分别为43.1%和40.4%。
Winter wheat yield and water use efficiency under sprinkler irrigation condition were higher than that under surface irrigation condition.
喷灌条件下冬小麦的产量和水分利用效率明显高于地面灌溉。
The effect extent of soil property for wheat yield was analyzed by using correlation analysis, grey associate analysis and rough sets theory.
运用简单相关、灰色关联分析方法和粗糙集理论，分析了土壤特性对小麦籽粒产量的影响。
The winter wheat yield had no correlation with winter, spring precipitation, but had considerable correlation with winter, spring temperature.
冬小麦产量与冬季、春季降水量相关不明显，而与冬季、春季气温存在显著的正相关关系。
Effects of rice straw covering net on soil erosion and wheat yield were studied with self-designed soil erosion boxes under simulated rainfall.
通过自制土壤冲蚀槽，并进行人工模拟降雨试验，研究了稻秆编织地表覆盖物对坡地土壤侵蚀和小麦产量的影响。
Utilizing the model and yield mapping software, we have gotten a raw data map, grid map, contour map and histogram chart for a winter wheat yield.
利用该模型和专用产量图生成软件绘制了一块小麦产量数据点图、栅格图、等值线图。
Using wheat cultivar Yannong 24 and Lumai 21 as materials, effect of Formulated fertilizer application on wheat yield was conducted in this report.
以烟农24号和鲁麦21号为材料，研究了氮磷钾配施水平对小麦产量的影响。
Drought is one of the most serious agricultural meteorological disasters, and the main limiting factor for raising winter wheat yield in North China.
干旱是华北平原最严重的农业气象灾害之一，是冬小麦产量稳定上升的重要限制因素。
Results showed that rational use of chemical fertilizer not only increased wheat yield, but also increased N, P and K content in wheat to some extent.
结果表明，合理施用化肥不但增产幅度大，还在一定程度上增加了小麦N、P、K养分浓度。
Through the rotating, regressive and perpendicular experiment and study of the effect of wheat yield between different fertilizer quantity and density.
采用旋转回归正交试验，探讨了不同肥量、密度条件下对小麦产量的影响。
This result of study indicates, reduce number of seedling of strong gluten wheat Suxu 2, favorable to improve colonys structure, improve the the wheat yield.
研究结果表明，降低强筋小麦苏徐2号基本苗数，有利于改善群体结构，提高小麦产量。
Through the rotating, regressive and perpendicular experiment and the deep study of the effect of wheat yield between different fertilizer quantity and density.
本文根据旋转回归正交试验，深入研究探讨了不同肥量、密度条件下对小麦产量的影响。
Affect of soil texture and rotation on wheat yield and water use efficiency has studied by using the method of contrast in Linfen and Xiangfen, Shanxi province.
在山西临汾、襄汾采用大区对比法研究了土壤质地和茬口对小麦产量及水分利用效率的影响。
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.
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。
It was investigated that the soil water content and winter wheat yield affected by the means of BP anti drought reagent, plastic film mulch or organic fertilizer.
主要探讨了BP保水剂、地膜覆盖和有机肥等丰产措施对山坡地土壤水分含量及冬小麦产量的影响。
It was investigated that the soil water content and winter wheat yield affected by the means of BP anti drought reagent, plastic film mulch or organic fertilizer.
主要探讨了BP保水剂、地膜覆盖和有机肥等丰产措施对山坡地土壤水分含量及冬小麦产量的影响。
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