He had much difficulty in breeding tropical plants in his garden.
他费了很大的劲在花园里培育热带植物。
Yugoslavia inbred lines had higher indirect utilization value in breeding.
南斯拉夫自交系具有较高的间接利用价值。
Selection index method has been widely applied in breeding since it was advanced.
选择指数理论自提出以来，在育种上有了广泛的应用。
Plant growth regulators are widely used in agriculture, both in breeding and in cultivation.
在农业生产中栽培和育种两个方面，化学调控技术都有广泛的应用价值。
The mechanisms of the relationship and its significance in breeding of the plants were discussed.
讨论了这种现象的原因及其在引种驯化工作中的意义。
This paper deals with the genetic test on the apomixis of Japonica rice "84-15" and its utilization in breeding.
本文概述了对“84—15”的无融合生殖特性所进行的遗传学验证结果及在育种上的利用价值。
The most important aspect of necessity that we must now recognize, is the necessity of abandoning the Commons in breeding.
我们必须承认必然性最重要一点，是放弃生育的公地。
The use of anther culture to create double haploid (DH) lines is popular in breeding of self incompatibility lines of Brassica crops.
采用花药培养获得加倍单倍体(DH)是甘蓝类蔬菜自交不亲和系选育的主要方法之一。
London zoo, along with other zoos in England, is currently involved in breeding programmes aimed at increasing Numbers of the species.
伦敦动物园与其他一些英国动物园正试图增加园内动物的种类。
Some potential roles of the co-heritability in breeding programs and the relationship with genetic correlation have also been investigated.
有关该参数在育种中的潜在应用及其它与遗传相关之间的相互关系也给予了一定的讨论。
And the Global Entrepreneurship Monitor (GEM), produced by a consortium of academics, tries to measure countries' success in breeding new businesses.
由一批研究机构构成的全球创业观察(GEM)，试图测量一国在培育新产业方面的成功程度。
Described feathering alleles and its effect on some economic characters, and presented the application value and meaning in breeding quality table poultry.
综述了羽速基因及其对某些经经济性状的影响，并阐述了羽速基因在优质肉鸡育种中的应用价值与意义。
Inactivated protoplasts fusion method has more advantages in breeding techniques and also it has been used effectively in parents without any heritable labels.
双亲灭活原生质体融合技术优点较多，是原生质体融合育种中针对无遗传标记同种不同株双亲的一种常用的有效方式。
Methods The GTT (glucose tolerance test) and glycosuria test in breeding rhesus monkeys were used to choose the rhesus monkey model of the spontaneous diabetes.
方法从正常饲养猕猴种群中，采用葡萄糖耐量试验和尿糖测试实验方法，筛选自发性糖尿病模型。
So it is not practical to improve the heat resistance significantly in breeding by heterosis, but it is supposed to select the heat tolerant parent in breeding.
因此在耐热育种中单纯利用杂交优势试图获得超亲优势来显著提高耐热性是不现实的，而应该注重耐热亲本的定向选择。
Onye Aquatic Animal breeding Company, which was formed in 1983, is specialized in breeding and wholesaling various high-quality ornamental fish in a large batch.
安业水族养殖公司始建于1983年，专业大批量养殖和批发各种高质观赏鱼。
The biological effects of ion beam are expounded. Meanwhile the advances and achievements in breeding of agriculture and industry of ion beam mutation are introduced.
阐述了离子束诱变育种的生物效应，介绍了离子束诱变在农业、工业育种上的研究进展及成果。
High heritability traits such as grain number per panicle and weight per thousand grains can be improved synchronously by limited backcrossing in breeding procedures.
对于每穗粒数、千粒重等遗传力高的性状，可结合杂交育种工作采用有限回交同步改良。
According to practices, its cultivation techniques are introduced in breeding, planting, management of water and fertilizer and controlling of diseases and insect pests.
从繁殖方式、栽植方法、水肥管理、病虫害防治等方面介绍了玉簪的栽培技术要点。
With the constant deepening of the precise agricultural ideology in the production of pasturage, the test for breeder individual performance plays a key role in breeding.
随着精准农业思想在畜牧生产中的不断深入，种畜个体性能测定在种畜选种、育种中起到了关键的作用。
Dwarf mutants in plant are crucial for elucidating regulating mechanisms for plant growth and development. This character is also favored in breeding, such as wheat, rice.
植物中矮秆突变体不仅对于阐明植株生长与发育机制非常重要，对作物，特别是水稻，小麦等主要农作物，育种改良也很有帮助。
The map makes effective tools for QTL analysis, marker-assisted selection (MAS) in breeding programs and cloning of the genes responsible for various phenotypes (map-based cloning).
该图谱的建立为进行基因定位、分子标记辅助选择抗旱性育种和抗旱相关基因的图位克隆奠定基础。
Going still further, they succeeded in breeding new strains that were resistant to diseases, grew faster and larger, and flourished in water of different salinities and temperatures.
他们进一步成功地培养出了新的品种，可以抵抗疾病，长得更快、更大并且在不同的盐度和温度的水中都能茁壮生长。
SSR markers can be expected to complement existing RFLP maps, are useful for genotype identification, gene and QTL analysis, marker assisted selection in breeding and pedigree analysis.
大豆的微卫星标记可扩充现有的RFLP图谱，广泛应用于基因型鉴定，基因和QTL分析，分子标记辅助育种和家系分析等。
Selective breeding may result in a greyhound running faster and seeing better than a wolf.
选择育种可能会培育出一种比狼跑得更快、视力更好的灵缇。
To look upon firmly in the eye is considered a sign of ill breeding and is felt to be annoying.
盯着别人的眼睛看被认为是没有教养的表现，会让人觉得厌烦。
Under these circumstances, archaeologist Andrew Smith believes, the small herds of Bos primigenius in the desert became smaller, more closely knit breeding units as the drought took hold.
考古学家安德鲁·史密斯认为，在这些情况下，随着干旱的持续，沙漠中较小的原牛群会变成更小、联系更加紧密的繁殖单位。
As for the trout, Dr. Bradley says his fish have enough trouble breeding on their own for it to be unlikely that they would do well in the wild.
至于鳟鱼，布莱德利博士说，他的鱼在自行繁殖方面已经遇到了足够多的麻烦，因此它们不太可能在野外生存得很好。
As for the trout, Dr. Bradley says his fish have enough trouble breeding on their own for it to be unlikely that they would do well in the wild.
至于鳟鱼，布莱德利博士说，他的鱼在自行繁殖方面已经遇到了足够多的麻烦，因此它们不太可能在野外生存得很好。
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