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The possible explanations for similar SNP diversity between domesticated chicken and Red Jungle Fowl might due to many factors, such as a big Ne in earlier phase of domestication, population expending in breed differentiation, abroad crossing between breeds, together with high recombination rate in chicken genome.

笔者认为,鸡在驯养的早期阶段群体有效规模足够大,品种分化过程中群体迅速扩张,品种间的广泛杂交以及鸡基因组的高重组率等因素是导致家鸡和原鸡以及各家鸡品种间SNP多样性没有显著差别的重要原因。

While rice was the most important crop, Yayoi farmers introduced 27 new to Japan, as well as unquestionably domesticated pigs.

在水稻作为最重要的农作物的同时,弥生时代的农民引入了27种新的动植物种类,当然包括被驯养的猪。

A contrastive experiment was conducted on the growth of hybrid sturgeon, namely wild Acipenser schrencki, Acipenser baeri and Acipenser schrencki, Acipenser baeri fed with artificial diets under still water conditions.

在静水条件下,对两类杂交鲟-W类(野生施氏鲟与野生西伯利亚鲟的杂交品种)和D类(人工驯养的施氏鲟与野生西伯利亚鲟的杂交品种)的幼鲟进行了生长对比实验。

The origin time of agriculture should be back warded to the late Palaeolithic period, 10000 to 50000 years ago.

当初驯化的植物和驯养的动物可能多种多样,经过不断的比较和选择,原始人类最终将种植畜养的重点确定在少数几种动植物上,逐渐使之脱离野生状态成为栽培植物和家养动物,如籽粒丰硕易于保存的植物和性情温顺的草食性动物,随之他们也脱离了采集渔猎生活,进入了农业社会。

By using pure natural feed as well as in non-polluting natural conditions of Huangsha Trionyx domesticated, meat delicious, nutritious and are high-end of the tonic.

经用纯天然的饲料以及在无污染的自然条件下驯养的黄沙鳖,肉味鲜美,营养丰富,是高档的滋补品。

We are fortunate that we can vaccinate domastic foals against many diseases, like tetanus and equine influenza.

幸运的是我们可以给驯养的小马驹接种疫苗来抵抗很多疾病,像破伤风和马的流感。

We are fortunate that we can vaccinate domastic foals against many diseases, like tetanus

幸运的是我们可以给驯养的小马驹接种疫苗来抵抗很多疾病,像破伤风和马的流感。

However, they did eat boiled pumpkin, and they produced a type of fried bread from their corn crop.

没有驯养的奶牛,自然没有牛奶;而新发现的土豆被很多欧洲人认为是有毒的。

It was confirmed that over fifty species of rare fowl avian were infected by AIV as yet.And large quantities of domestic,ornamental and wild fowl avian were infected and died.

同时对特种禽鸟禽流感作了新的概述,至今已证实约有50种以上特种禽鸟感染AIV,并出现大批驯养的、观赏的、野生的禽鸟发病死亡。

Already the Mehrgarh people used domesticated wheats and barley and the major cultivated cereal crop was naked six-row barley, a crop derived from two-row barley.

美赫尕尔的人们已经使用驯养的小麦和大麦,还有培育的主要农作物是六排去壳的大麦,还有一株源自两排的去壳大麦。

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Cynanchum Lingtai apricot production in the average weight 65 grams, the brightly-colored fruit, juicy rich, sweet-sour taste, sweet from the nucleolus, when the late Qing Dynasty famous Shaanxi, Gansu provinces, the Qing imperial court Tongzhi tribute for years.

灵台生产的牛心杏平均单果重65克,果实色泽鲜艳,汁多味浓,甜酸适口,离核仁甜,清末时就驰名陕、甘两省,清同治年间曾为朝廷贡品。

Chenopodium album,Solanum nigrum, and Amaranthus retroflexus were very susceptible to the herbicides. Polygonum persicaria and Abutilon theophrasti were relatively less susceptible to the herbicides, and Lycopersicon esculentum was not susceptible to it. The relationship between reduction rates of weed biomass and PPM values of weed leaves 2,4, and 6 days after treatment was established.

供试的6种杂草对该混剂的敏感性存在显著差异:红心藜Chenopodium album、龙葵Solanum nigrum和反枝苋Amaranthus retroflexus对该混剂最敏感,ED90值分别为47.65、71.67和29.17g/hm2;春蓼Polygonum persicaria和苘麻Abutilon theophrasti敏感,ED90值分别为96.91、114.20g/hm2;而番茄不敏感。

However, I have an idea.

不过,我有个主意。