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According to the each average value of Change Vector in six years, changes, intra-annual, inter-annual and interlocal, of winter wheat have been quantified. The result shows that the method of Change Vector Analysis is effective for monitoring the winter wheat growth as a new idea, which can integrate most of the feature factors of NDVI curve.

研究表明，变化向量分析方法能有效地从空间域和时间域反映东部五省冬小麦长势变化规律，以单一综合性指标综合了NDVI时间序列曲线的大多数特征参数，为农作物长势遥感监测提供了一种新的研究思路。

In this experiment, we have got synthetic analysis on the quality features of oats and wheat. According to the result, we find that the quantity features such as the protein, lipoid, starch, fiber, vitamin, inorganic salt and minute elements are higher in oats than in wheat.

通过该实验对吉林省西部地区的燕麦和小麦的综合品质进行全面的评价、分析，根据品质测报的基础数据结果显示燕麦籽粒中的蛋白质、脂肪、淀粉、纤维素、维生素以及无机盐与微量元素的含量均高于小麦，而且，燕麦中蛋白质、氨基酸、脂肪、维生素、微量元素的含量较均衡。

According designing field experiment of two factors and four levels for nitrogen and potassium in winter wheat, this paper analyzed the effect relationship between N and K fertilization in winter wheat in middle-high fertilizer loamy soil environment by the method of piecewise analytic function.

通过设计氮、钾二因素四水平的试验处理，利用分段函数量化分析了在中高肥力壤土条件下小麦N肥和K肥相互效应的定量关系。

Wheat continued to shadow corn and beans but much less bear spreading of long corn and beans and short wheat.

二月是一个中继的月份，在此之后西南部的硬红冬小麦将开始重新生长。

In this paper, the evapotranspiration of spring wheat in Horqin sandy cropland was estimated and measured continuously by Bowen ratio energy balance approach and Lysimeter,and the relationship between the changes of the soil water content caused by irrigation and rainfall and evapotranspiration of spring wheat was analyzed.

运用波文比—能量平衡法和大型蒸渗仪对沙地春小麦的蒸散量进行了连续的测定和估算，并对由于降雨和灌溉所引起的土壤有效水分变化与沙地春小麦蒸散量之间的相关关系进行了初步探讨。

A 1-year Lysimeter experiment was conducted to study the effect of different N-release rates of polyolefin-coated urea and common urea at different application rates on development of wheat and maize and N losses in a wheat-maize rotation at Changping, Beijing.

应用渗滤池研究了褐潮土不同用量包膜尿素和普通尿素对小麦－玉米轮作条件下作物生长发育和地下水污染的影响。

For example of the Shiyang River Basin along the Hexi Corrider,in Gansu province,made the imitial research of the major crop water production function and irrigation schedule optimal model,the results are following: 1Based on the related experimental datum gathered,drawing the relationship curve of several major crop yield and evapotranspiration,such as spring wheat,spring wheat-corn strip field,seed melon,sweet melon,cotton and flax and so on. The result shows these there:linearity and non-linear between crop yield and evapotranspiration.

本研究以甘肃省河西走廊石羊河流域为例，对其主要农作物的水分生产函数及灌溉制度优化模型作了初步研究，取得了以下成果： 1 根据收集的有关试验资料，绘制了春小麦、春小麦-玉米带田、籽瓜、白兰瓜、棉花和亚麻等几种主要农作物产量与耗水量的关系曲线，结果表明，产量与耗水量之间一般存在着线性与非线性的关系。

Results indicated that bar gene was integrated into wheat genome of T1 and T2 ,and bar gene expressed stably. Separation of bar gene in T1 and T2 complied with Mendel's law. Agronomic traits of yields and quality have no notable differences between bar-transgenic wheat and controls.

证实抗除草剂bar基因已经整合到小麦基因组中，并能稳定表达；遗传分析显示bar基因能稳定的遗传给后代，符合孟德尔遗传规律；在产量及品质等主要农艺性状方面，转bar基因小麦与对照相比无显著差异。

In recent year, it alse is applied in the prediction of plant disease and pest, but there are still no reports on wheat midge prediction. In this paper, ANN was applied in the prediction of wheat midge.

它主要用于模式识别和图像处理，预测和管理等方面，近年来也逐渐开始应用于病虫害预测预报，但在小麦吸浆虫的预测预报却未见报道。

Wheat powdery mildew is one of wheat main diseases.

小麦白粉病是小麦的主要病害之一。

The work of this paper is as follows: 1. Looking back the progressing history of the linear motor, introducing the features of the elevator driven by linear induction motor, radicating the topic of this paper "the digital frequency variable control of the elevator bi-side direct driven by linear induction motor". The research of this paper covers the conventional VVVF control, space vector based VVVF control, vector control and DTC.

本文主要开展了以下几个方面的工作： 1 回顾了直线电机发展历史，电机的驱动技术演变，特别是针对直线电机的驱动，简要介绍了直线感应电机驱动电梯的优点和不同结构类型，对传统的v／f控制，基于空间矢量法的v／f控制，矢量控制，和基于电压空间矢量的直接转矩控制进行了比较，确立了本课题的研究主题：直线感应电机双边直推式驱动电梯的全数字变频控制。

The article combines with the treatment of a superficial civil air defense work to introduce how the grouting method to improve the performance of the backfill soil.

文章从治理漂浮人防工事的角度提出了注浆技术在改善回填土性质方面的应用，并详细阐述了注浆技术的施工流程。