种质

According to all-around investigating on wild Lonicera fragrantissima in various mountainous areas of Henan Province, this article has maken clear Lonicera fragrantissima regional distribution, Total resources quantity, biologic characteristics, ecologic characteristics, natural distribution patterns, the value of development and utilization, using form, cuttage and breeding technology, the collection and protection of wild idioplasmic resources and so on. It detailedly describes wild resources distribution, biologic characteristics and ecologic characteristics. It has classified and selected a batch of superior trees according to the differences in fruits shape, fruits color, leaf shape and shape of the crown of trees. It has based on the nutrition and medication ingredient analyzed the using methods of fruits and leaves, and the way of exploitation.Through the experiment on Lonicera fragrantissima cuttage and breeding technology, transplant and domestication technology, it has provided the concrete technical measure of idioplasmic resources use and the preservation for Lonicera fragrantissima.

本文通过对河南省各山区野生郁香忍冬资源的全面调查与研究，摸清全省郁香忍冬资源的区域分布、资源总量、生物学特性、生态学特性、自然类型与经济性状、郁香忍冬的开发利用价值、利用形式、扦插育苗技术和野生种质资源收集保存与保护方法措施等，对河南省郁香忍冬野生资源的分布，生物学特性、生态学特性进行详细描述总结；根据果形、果色、叶形、冠形的差异性进行了类型划分，并选出了一批优树；根据果实、叶片中的营养与药用成分分析、果、叶利用方法研究，分析了其开发利用途径，并开展了郁香忍冬扦插育苗试验和苗木移栽训化试验，为郁香忍冬种质资源利用和保存提供了具体技术措施，其主要结果如下： 1、郁香忍冬属中性偏阳的低矮灌木树种，在灌木坡上当其处于上层空间时或纯林分布时，生长最好。

The gerplasm of rice from INGER in Guangdong take an important contribution in raising the level of studies on resistance to insect pest and disease, rice breeding and gerplasm utilization.

通过INGER试验引进的水稻种质资源对丰富广东水稻育种的遗传背景，提高广东省水稻抗病虫性研究和抗病虫育种水平以及种质研究利用水平具有重要意义。

So it is very necessary to study variances of Chinese Meretrix meretrix germplasm resources and their molecular genetic bases for their lasting utilization,sustained and healthy development of aquaculture industry. In this study, the genetic bases and their variances of representative populations of Meretrix clam were investigated through phenotypic traits and on the molecular level by quantitative genetic methods and molecular marker analysis technique.

本研究从表观性状和分子水平上探测我国文蛤种质资源的遗传基础和变异水平，旨在深入了解我国文蛤的种质状况并为其保护和可持续利用提供依据；在此基础上，通过杂交选择育种实践，分析和探讨文蛤由此获得杂种优势水平，为养殖文蛤的遗传改良和新品种培育提供理论指导。

ConclusionThe total flavonoid content of Morus cathayana is very high. Much variation can be seen in total flavonoid content of the germplasm resources from Morus cathayana.

结论华桑桑叶总黄酮含量较高，同属华桑的不同桑种质桑叶总黄酮含量差异极显著，但同一原生境的种质桑叶总黄酮含量相近。

The Germplasm Bank of Wild Species is a national key project of scientific facilitation in China. The wild germplasm resources, including seeds, micro-propagated samples, genomic DNA/cDNA libraries, and mycological spores/bodies, are the basis for human sustainability.

中国西南野生生物种质资源库是国家大科学工程，其保藏的野生种质资源是人类社会可持续发展所依赖的战略资源。

This study was to evaluate the genetic diversity of 69 tea cultivars of the preconcentrated core germplasms of Camellia Sinensis in China by the random amplified polymorphic DNA.

以中国茶树初选核心种质中的69份种质作为实验材料，采用改良的SDS法提取基因组DNA，并运用优化后的RAPD分析体系对其进行了分子标记遗传差异研究。

The study was to evaluate the genetic diversity of 69 tea cultivars of the preconcentrated core germplasms of Camellia Sinensis in China by the random amplified polymorphic DNA.Among 50 arbitrary primers, 32 primers could generate enough amplified bands for all the strains in this study.

以中国茶树初选核心种质中的69份种质为实验材料，采用改良的SDS法提取它们的基因组DNA，并运用优化的RAPD 分析体系对基因组DNA进行分子标记遗传差异研究。

China was one of Pyrus genus provenances,Chinese pear played an important role in fruit production.Genetic linkage map of pearPyrus L.

我国是世界梨属植物的起源中心之一，梨树的栽培面积和产量均居世界首位，丰富的种质资源对于定位和克隆一些重要性状的基因及梨树分子遗传育种和种质改良具有重要的意义。

In this experiment, methods of artificial inoculation were used to evaluate 17 species (including 26 types), 2 mutants, 3 cultivars, and 4 hybrids of Malus for their resistance to Valsa Mali. After 3 years repeated trials, it showed that 7 of them are highly resistant 2 are resistant, 2 are medium resistant and others are different grades of susceptible resources.

在1983年接种方法研究的基础上，于1985—1987年采用人工田间砸伤接种法，对苹果属17个种的26个类型、2个变种、3个品种和4个杂交种，共35份种质资源材料进行抗腐烂病的系统鉴定，经3年重复，鉴定出高抗级种质资源7份，一般抗2份，中抗2份，其它均为感病各级的资源。

Maize inbreds are xenial. For the hybridization along with continuous gene exchange among different plants creating a new hereditary variation pool and thereafter on the effect of natural selection and artificial selection, it creates a new germ plasm which is different from the original germ plasm at quite a large extent.

玉米是异花授粉的，在不同植株之间，由于杂交以及相伴随的连续的基因互换会创造出新的遗传变异库，其后在自然选择和人工选择的作用下，产生在相当程度上不同于原始亲本种质的新种质。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。