田间的

The result of testing on agricultural four-wheel tractors shows that the chassis makes it possible for miniature agrimotor to be unmanned, and this technique may be extensively used for agricultural work can effectively protect operators under harmful env...

小四轮拖拉机的车型试验结果表明，遥控多功能底盘实现了小型农机的完全无人驾驶，配以相应的农具可广泛应用于恶劣环境下的田间作业。

The resistance inheritance of typcal resistant resources to TuMV and black rot was further analyzed using the joint segregation analysis of a mixed genetic model of major gene plus polygene in generations.

萝卜代表性种质对TuMV和黑腐病抗性的重复鉴定：在萝卜种质对TuMV和黑腐病田间和苗期抗性初步鉴定筛选的基础上，对其中的26份抗、感特性存在明显差异的自交系进行了苗期抗性重复鉴定。

Given the fact that the Agricultural Tires are required to run at a mediocre speed, but in a hostile performance environment where there exist ill-conditioned field paths, stubble fields, carpolite roads, or even roads without surfaces, they are susceptible to scratches and cuts.

轮胎的特点是行驶速度要求不高，但其使用条件苛刻，经常行驶于状况不良的田间小路和坚硬的留茬地或石子山路，甚至是无路面的道路，轮胎易被划伤或割破。

Based on theoretic research, rotary-ditch machine is produced and orthogonal test is carried out in the farm. By variance and extreme deviation analysis on the test result, all the influence factors on ditcher casting performance are gained, superior level and optimum combination are found out, relation curve of performance target along with factor change is provided.

在理论研究的基础上，设计并制作开沟部件，在田间对其进行了正交试验，对试验结果进行极差分析和方差分析，得出各因素对开沟抛土性能的影响，找出各因素的较优水平和最优组合，并给出性能指标随各因素变化的关系曲线。

The Residue Dynamic of Quizalofop-P-tefuryl 4% EC in Bean Field ZHANG Hao, WANG Yan, LU Zhong-bin (College of Resource and Environment, Jilin Agricultural University, Changchun 130118, China) Abstract: In order to make up a standard procedure for safe use of quizalofop-P-tefuryl on soil and bean,a field supervised conducted to reveal dynamic of quizalofop-P-tefuryl in soil and bean,respectively.

4%糖草酯乳油在大豆植株和土壤中的残留动态张浩，王岩，逯忠斌(吉林农业大学资源与环境学院，长春 130118)摘要：为了制定糖草酯在大豆上的安全使用标准，采用田间试验方法，研究了糖草酯在大豆及土壤中的残留动态，应用HPLC测定了糖草酯在大豆及土壤中的残留量。

The basic concept of Precision Agriculture is according to the spatial and temporal variability in field, treat the crop individually, generally optimize crop management and increase efficiency and benefit.

精细农业的基本思想是针对田间状况的时空变异，采取不同的个性化的管理措施，达到普遍优化，从而提高效率和效益。

In the unsterilized soil, the colonization of JMC1402P was affected by the physical and chemical factors of soil, and the aboriginal microbe would compete with it.The safety of releasing JMC1402P to the surrounding was tested, the design was as follows: mixing JMC1402P and R. huakuii JS5A16L, JMC1402P and Pseudomonas fluorescens Pf.X16L2 in filterable membrane, sterilized soil and unsterilized soil.

JMC1402P标记菌株释放环境的安全性研究表明，当JMC1402P与华癸中生根瘤菌JS5A16L、荧光假单胞菌Pf.X16L_2混合培养在微孔滤膜上、灭菌盆装土及田间三个环境中时，未检测到华癸中生根瘤菌JS5A16L和荧光假单胞菌Pf.X16L_2中有gfp基因编码的绿色荧光蛋白的存在，在X-GlucA作用下亦没有带有gusA基因的发光菌落。

Field experiment was carried out to study the effects of KEON and PEON (organic N extracted with phosphate buffer) from 4 kinds of organic wastes on the growth and N use efficiency of green soybean. The results show that the application of PM could apparently improve the shoot dry weight, seed protein content and the yield by 20.4%, 17.8% and 38.0%, respectively, compared with regular chemical fertilizer applied. The application of OMM could significantly improve the shoot dry weight, seed protein content and the yield by 33.2%, 16.2% and 32.5%, respectively, compared with regular chemical fertilizer applied.

通过田间试验研究4种有机废弃物中的KEON和PEON2种形态的有机氮对菜用毛豆生长及化肥氮利用率的影响结果表明：施用鸡粪和豆粕混合肥与单施化肥相比，地上部分干物质重分别提高20.4%和33.2%，籽粒中的蛋白质含量分别提高17.8%和16.2%，达到显著差异水平；与单施化肥相比，毛豆产量分别提高38.0%和32.5%。

People living as far apart as Hiroshima in the south-west and Iwate in the north-east say they have stumbled on the dead creatures near their homes, in fields, school grounds, and on car roofs and windscreens.

家住远离西南部的广岛和东北部岩手县的人们说，他们偶然在家附近，田间，学校操场以及屋顶和汽车挡风玻璃上看到了死亡的动物。

Restriction mechanism for fiber elongation of Lil mutant grown in Held There were abnormities of ultra structure in 9 DPA fibers of Lil mutant whencompared with wild type: thinner cytoplasm, less functional organelles such as Golgi body and endoplasmic reticulum, ect, and more starch grains.

在田间条件下突变体纤维伸长受抑制的原因与野生型比较，突变体开花9d后的纤维细胞在细胞形态学上存在异常：细胞质染色较浅，各种功能性细胞器如高尔基体、内质网等少，有较多的淀粉粒等。

It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.

从鲍尔点的形成原理出发，分析对称连杆曲线上鲍尔点的产生条件，提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。

The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.

集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品，年生产总值3000万美元，产品价廉物美、选料上乘、质量保证，深受国内外客户的青睐