许多植物的野生种品种正在消失。
He says many wild versions of farmed plants are disappearing.
作者发现河北也有野生种。
中国葡萄属野生种对真菌病害具有丰富多样的抗性。
雄性野生种小鼠的此数值为2倍（P <.05）。
Male wild-type mice had twice the ALT levels (P < . 05 in both cases).
和家猫最近缘的野生种可能是北非的野猫（包括利比亚猫）。
The most closely related wild species are the North African wildcats (including Felix lybica).
中国葡萄属野生种抗病性强，与欧亚种无核品种杂交亲合性强。
The wild grapes whose origin of species in China are not only resistant to diseases but also easy to cross with V. vinifera.
结果表明，这些牡丹野生种间在蛋白谱带构成上具有种的特异性。
The result shows that there are differences in constituents of protein zones among different wild tree peony species.
对地球上海洋和淡水中野生种的 捕捞看来已达到其可维持的极限。
The harvest of wild species in the oceans and fresh waters of the earth appears to be approaching its maximum sustainable limit.
花器解剖和授粉试验表明，大邑梅有较高的繁殖力，保持着野生种的特性。
Flower anatomy and pollination test showed Armeniaca mume in Da 'yi had a higher reproductive capacity and kept some characters of the wild species.
雌性野生种小鼠的丙氨酸转氨酶是基因敲除鼠的4倍，这提示肝损伤的存在；
Female wild-type mice on an ethanol-rich diet had 4 times as much alanine aminotransferase (ALT), indicating liver injury, than mice lacking the osteopontin gene.
作者用扫描电子显微镜观察了103个桃品种和3个桃近缘野生种的花粉粒。
Pollen grains of 103 peach cultivars were examined using the Scanning Electron Microscopy.
本试验对10个葡萄品种及22个野生种的花粉大小及萌发孔形状进行了观察。
The size and the forms of aperture of 10 cultivars and 22 species of pollen in Vitis were studied.
与野生种的亲缘关系较远。同工酶分析的结果可供甘蔗分类和杂交亲本选择参考。
These results suggest that isozyme analysis could provide evidences for classification and bases for decision of the parents used before crossing in sugarcane.
以26份云南荞麦野生种为材料，对其DNA的提取和RAPD反应体系进行探讨。
The extraction of DNA and establishment of RAPD reaction system of 26 the wild buckwheat species of Yunnan are studied.
用对应分析法对8个棉花野生种的杂种后代共83份材料的主要经济性状进行了分析。
The main economic properties of the species hybrid posterities of 8 cotton wild varieties from 83 portion of materials were analysed.
但核型分析结果可为确定野生种分类地位、演化关系及为遗传育种工作提供细胞学依据。
The chromosome, s analysis is the cytology basis, for determining the systematic place of wild species, evolution and breeding.
野生种葡萄酒的总酸、干浸出物、单宁、总酚、花色素苷等滋味物质均高于相应栽培品种。
The contents of total acid, phenol, tannin, anthocyanin of wine of wild species were higher than those of cultivated variety.
本文研究的对象为本地野生种，能够较好适应本地环境，对它进行研究，能够为植物应用提供科学依据。
The experiment materials were local, which could adapt local environment. Studying on it was basic work of popularizing application.
可见，进一步加强近缘野生种资源的研究和利用，对解决甘薯育种中存在的基因源日趋狭窄等问题具有重大意义。
This showed that it was significant to further strengthen the study and utilization of the wild relatives resources to broaden the genetic basis in the sweet potato breeding.
同时，分析并预测了采用中国原产的蔷薇野生种与古老月季品种或现代月季品种杂交，后代可能形成的月季品种类型。
It is considered that the Chinese old rose cultivars belong to two groups and some new distant-crossed roses with high resistace abilities form an independent rose group.
有幸的是，某些植物对线虫有抗性，而且存在于栽培种和其近亲野生种中的抗性基因，可以用分子标记方法建立图谱。
Fortunately, some plants are resistant to nematodes and the resistance genes presented in cultivated or wild relatives can be mapped with molecular markers.
这些野生种在自然界的严酷竞争和自然选择条件下形成了许多优良特征特性，特别表现在抗逆性、抗病虫害、品质等方面。
These growing wild species express the characteristics of stress tolerance, resistance to disease and pest insect, high quality under the severe competition and selection of nature.
用扫描电子显微镜及光学显微镜对我国湖南、广西、江西、四川等省先后报道的宽皮桔类野生种及古老的地方品种的花粉粒进行了观察。
The pollen morphological characteristics of some old laudracc and wild mandarins found in Hunan, Jiangxi and Guangxi were studied with SEM and LM.
最近的一项调查发现，在中国野生动物爱好者中，为野生动物提供开窗而又不伤害动物的游览是受欢迎的一种趋势。
Tours that provide a window on wildlife without harming the animals are a welcome development for Chinese animal—lovers, a recent survey found.
Ramps是北美东部山区的一种野生植物。
Ramps are a wild plant in the eastern mountains of North America.
蔗蜍本身变成了一种害虫，并且已经破坏了那片大陆上的很多野生动物。
The cane toad itself became a pest and has destroyed much of the wildlife on that continent.
她正在努力寻找一种方法，从适应极端干旱天气的珍稀野生植物中提取性状，并将其用于粮食作物。
She is hard at work finding a way to take traits from rare wild plants that adapt to extremely dry weather and use them in food crops.
她正在努力寻找一种方法，从那些适应极端干旱天气的稀有野生植物中获取特性，并将它们用于粮食作物。
She is hard at work finding a way to take traits from rare wild plants that adapt to extreme dry weather and use them in food crops.
相传，神农品尝了数百种野生植物，以防止人们食用有毒植物。
According to a legend, Shen Nong tasted hundreds of wild plants to stop people from eating poisonous plants.
相传，神农品尝了数百种野生植物，以防止人们食用有毒植物。
According to a legend, Shen Nong tasted hundreds of wild plants to stop people from eating poisonous plants.
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