育成品种

The mechanism of triploid seedlessness, evaluation approaches of triploid grapes and embryo rescue technique are also discussed. Seven newly bred triploid seedless cultivars in the world are briefly described such as Yileyi, King Dela, Honey Seedless, Kai Mi...

简要介绍了国内外育成的7个三倍体无核葡萄新品种尾玲、戴拉王、蜜无核、美嶺、夏黑、无核早红和马格拉契的特征特性，并讨论了三倍体无核葡萄育种存在问题和未来的研究重点如杂交亲本的选择、三倍体杂合胚的发育特点和无核性状的遗传规律等。

Researchers took the lead in making studies on onion and pepper male sterile line utilization, heterosis utilization and resistance breeding in solanaceous and cruciferous vegetables, watermelon and melon.

并在国内率先开展了洋葱、辣椒不育系利用，茄果类、十字花科蔬菜及西甜瓜杂种优势利用及抗病育种研究，1982年至今育成并通过审定的蔬菜新品种75个。

Fifty-five lines with different Wx genes from the DH population of Yangmai 10/Waxy C, and 12 waxy wheat varieties derived from the crosses or backcrosses of Yangmai 9 as no-waxy parent or recurrent parent with different waxy wheat varieties were used to study the effects of Wx genes on percentage of vitreous kernel. The grain protein content of 12 waxy wheat varieties with floury endosperm from different crosses was also tested.

为了明确Wx基因变异与小麦籽粒胚乳的关系，以玉米花粉诱导扬麦10号（角质胚乳品种，非糯小麦）与糯质供体Waxy C杂种F1产生的不同Wx基因变异类型的55个双单倍体系以及以扬麦9号与不同糯质供体亲本杂交、回交育成的12个糯小麦品系为材料，研究了Wx基因变异对籽粒胚乳质地的影响，同时测定了12个不同来源的粉质胚乳糯小麦籽粒蛋白质含量。

With selection, evaluation and the continuous self-pollination, two whole female parent lines were developed. Line A is green base fruit and hairless surface with few convexities, while line B with green base fruit and short thin thorn.

为此，我们于2000年从引进国外10品种，对此进行系统观察、鉴定、评价，通过连续自交的方式，纯化亲本，选育成A型果实基部绿色，果面有稀疏瘤突、无刺毛，B型果实基部绿色，果面有稀疏瘤突，且有短细刺毛的二个全雌性自交系亲本。

Merino sheep, dairy goats, Dorset sheep, Dorper sheep, Suffolk Sheep, Charolais sheep, fattening young bull, meat calves, Jia Ziniu, breeding cattle, help the child cattle, And other varieties.

美利奴羊、奶山羊、无角陶赛特羊、杜泊羊、萨福克肉羊、夏洛莱羊、育肥小公牛、肉牛犊、架子牛、育成牛、帮子牛、等优良品种。

Shandong Liangshan County Animal Husbandry Bureau of breeding stock to promote station QQ513033622 units directly affiliated to Shandong Province Animal Husbandry Bureau, the Ministry of Agriculture to determine commodity good beef base,"leading aquaculture demonstration enterprises of Shandong Province", set of breeding, to allocate to promote large-scale animal husbandry in one group, a large number of the supply of purebred Simmental, Charolais cattle, Limousin cattle, Luxi cattle, Holstein cows, Holstein cows, improved cattle, purebred Small Tail Han sheep, Boer goats and Merino sheep, dairy goat , Poll Dorset sheep, Dorper sheep, Suffolk Sheep, Charolais sheep, fattening young bull, meat calves, Jia Ziniu, breeding cattle, to help the child cattle, and other fine varieties.

山东梁山县畜牧局种畜推广站QQ513033622山东省畜牧局直属单位，是农业部确定的商品良牛基地，&山东省养殖龙头示范企业&，集养殖、调拨推广于一体的大型牧业集团，大量供应纯种西门塔尔牛、夏洛莱牛、利木赞牛、鲁西黄牛、黑白花奶牛、荷斯坦奶牛、改良牛、纯种小尾寒羊、波尔山羊、美利奴羊、奶山羊、无角陶赛特羊、杜泊羊、萨福克肉羊、夏洛莱羊、育肥小公牛、肉牛犊、架子牛、育成牛、帮子牛、等优良品种。

Belonging to different ecotypes bred in recent years, a fast approach of identification of photoperiod sensitivity, in which flowering promotion rate was used as evaluation index, was developed.

以53个近年育成的不同生态类型大豆品种为试材进行人工控制光周期试验，建立了以开花促进率为光周期敏感性评价指标的快速鉴定方法。

PSⅡmaximum efficiency, quantum efficiency of PSⅡ,PSⅡoperating efficiency and electron transfer rate of leaf in the light-adapted were increased withyear of release.

髓品种育成年代增加，剑叶光适应条件下的Fv′／Fm′、Φ_、qP和ETR增加，即PSⅡ的激发能捕获效率、光化学量子效率度、反应中心的开放程和电子传递速率都增加。

Effects of four-level combinations supplementing with VA, VD and VE (VA: 4 000, 6 000, 8 000, 10 000 IU/kg; VD: 920, 1 380,1 840, 2 300 IU/kg; VE: 6.4, 9.6,12.8,16.0 IU/kg) in diets of laying hens were studied. Totally 240 pullets of Hy-Line breed at 17 weeks were divided into four groups with four replicates.

将240只海兰褐壳品种17周龄末育成鸡分成4组(每组4个重复，各15只鸡)进行33周试验，研究了4个维生素A、D、E添加水平组合(VA 4 000、6 000、8 000、10 000 IU/kg，VD 920、1 380、1 840、2 300 IU/kg，VE 6.4、9.6、12.8、16 IU/kg)的效果。

Studies on sixteen quality characters and yield were made under Baoding environment of fifteen commercial cultivars from northern wheat-growing areas of China.

在河北保定生态条件下，研究了京、冀、鲁、豫等北方小麦主产省份近年来育成的15个小麦推广品种的16种品质性状和产量表现。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。