改良的

Xinjiang Daye'is higher than male sterile lines. 2、The pistil characters of the male sterile plants BC1-2、BC1-19、BC1-21、BC1-22、BC1-23 are improved. Hairy cells of stigma of the male sterile plants enwrap loose mastoid cells. The area of mastoid cells exterior is larger. Hairy cells of stigma of the male sterile plants are longer and abduction.Their Style is larger and wide. The cubage of the epidermal cell is larger and the arrangement of passage cells is tight.

BC1-2、BC1-19、BC1-21、BC1-22、BC1-23的雌蕊的性状得到改良，改良的杂交后代不育株的柱头毛状体细胞将中心的乳突细胞包裹较疏松，乳突细胞明显突起且裸露面积较大，毛状体细胞较原不育系MS-4的相对长而外展且分泌物较多，；改良的杂交后代不育株的花柱较原不育系的花柱宽且长，表皮细胞的体积较大，通道细胞排列较紧密。

The effect of genetic improvement will directly depend on the breeding techniques adopted by breeders.

林木遗传改良的效果直接取决于在遗传改良活动中所采用的各项技术。

That time which we really improve, or which is improvable, is neither past, present,nor future.

我们真正地改良了的，或者是可以改良的时间，既不是过去，又不是现在，也不是未来呵。

The methods of improved CTAB,rapid CTAB,improved SDS and improved low pH medium were used for genomic DNA isolation in Carya cathayensis.The results indicated that the method of improved SDS was the most suitable one for Carya cathayensis genomic DNA isolation and the DNA isolated can be used for PCR reaction.

以山核桃嫩叶为材料，对分别用经过改良的SDS法、改良的CTAB法、简易CTAB法及改良的高盐低pH法提取的基因组DNA进行检测比较，结果显示，改良的SDS法更适合于山核桃基因组DNA的提取，此方法提取的DNA能很好地用于PCR扩增。

Extraction of high-quality RNA from Panax ginseng tissues is particularly difficult due to high levels of polyphenolics and polysaccharides, or other compounds that bind and/or coprecipitate with RNA. The methods such as guanidinum thiocyanate, CTAB and modified Trizol were applied to isolate high purity and integrity RNA from Panax ginseng.

针对人参组织多酚、多糖类物质含量较高的特点，比较了改良的异硫氰酸胍法、改良的CTAB法和改良的Trizol法等3种不同的RNA提取方法。3种改良的方法均能从人参组织中提取到总RNA。

Through twenty years study and practice,A program of geneticimprovement of Larix olgensis is put forward,including some detailed suggustionsand plans for future improvement policies of this species.

历经近20年长白落叶松的改良实践，提出了长白落叶松遗传改良的程序及途径，并对今后的改良策略提出了详细的规划及建议。

Combinating the siol column and potted plant experiment synthesize analysis that the soil alkalinity below 30% can be all improved by hydraulic and agricultural measure without the chemical amendment. When the alkalinity is over 30%, however, the alkaline soil must be made use of the chemical measure gathering water conservancy to attain improvement .

结合土柱试和盆栽试验的结果综合分析，在土壤碱化度低于30%的轻、中度碱化土壤通过水利与农业措施相结合的办法而不用化学改良剂就可以改良好；而碱化度大于30%的土壤，必须在水利措施的配合下，利用化学改良剂才能达到改良的目的。

This is discovered and put forward firstly by this paper, it established theory base for seting up the binary structure improvement tier alkaline soil improving, and a bit of times without number washing flooding. In improvement process of alkaline soil, the seepage capacity of gypsum was preponderated over 40% than the used capacity of gypsum.

关于石膏混合层与非混合层，在土壤改良过程中，各自具有不同量变到质变的规律，是本文首先发现并提出来的：它为建立碱土改良的二元结构计划改良层并与小定额分次冲洗相结合灌溉，奠定了理论基础。

This paper is one of a series of reports on the genetic improvement of cotton varieties in the Yangtse valley in China since 1950s, the purpose of which is to study the genetic improvements on yield and yield components (bolls per plant, boll size and lint percentage).

本文是我国长江流域棉区棉花品种遗传改良研究的系列报道之一，目的在于探讨建国以来我国长江棉区棉花品种在产量和产量组分性状上遗传改良的成效。

Ouke La ora Department of improved Shakuhachi, the Japanese Showa decade from a large warehouse-HI 7 Lang, who improved the non-reed wind instruments.

欧克拉吾罗系改良的尺八，是日本昭和十年由大仓喜七朗等人改良的无簧管乐器。

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