多化性
- 名multivoltinism
![多化性](../cache/1169946.jpg)
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为了探讨家蚕Bombyxmori胚胎蛋白质整体变化,以多化性品种P50为材料,采用蛋白质双向电泳技术及图像分析技术分析了催青前期胚胎(戊3以前)各个时期蛋白质图谱及其变化情况。
The proteins during earlier stages of embryo ( before the head thorax differentiation embryo ) and their changes were analyzed using silkworm Bombyx mori variety P50 as experimental material by two dimensional polyacrylamide gel electrophoresis and image analysis system to analyze the change of total proteins from silkworm embryo .
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二化性品种比多化性品种更易受高温影响。
It was also known that the bivoltine was easilier affected than the polyvoltine by high temperature .
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对具有夏季滞育的多化性昆虫,低温或中性的温度有利于滞育的发育;
Diapause completion progresses well at lower or intermediate temperatures for those multivoltine insects with summer diapause .
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生产实用浓度375倍,对多化性蚕蛆蝇及真菌性病害的防治效果均达95%以上。
The concentration for practical use was 375 times when the preventing ratio was over 95 % .
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有些个体是多化性的,春季1代,秋季2-3代。
Some were multivoltine , i.e. , one generation in spring , two or three generations in autumn .
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根据家蚕的滞育性可将其分为一化性、二化性和多化性品种。
Silkworm varieties can be classified into univoltine , bivoltine and polyvoltine ones according to their diapause characters .
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对仅具有冬季滞育的多化性昆虫,中性温度或高温更有利于滞育的完成。
For those multivoltine insects with winter diapause , intermediate or high temperatures are often more advantageous to the termination of diapause .
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亲本一般配合力相对效应值在含多化性血统的二化性品种及多化性品种之间的差异大于二化性品种之间的差异;
The differences of the relative effects of the GCA among multivoltine strains and bivoltine strains containing multivoltine pedigrees were larger than those among bivoltine strains .
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广西蚕茧属多化性茧,存在茧层薄、洁净差等特点,较难生产高品位生丝。
Guangxi silkworm cocoon , which belongs to polyvoltine , has some characteristics such as thin cocoon layer , low value of neatness and so on , for that it is hard to produce high-quality raw silk .
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目前,随着全球人口的增多和自然资源的相对匮乏,小户型住宅逐步增多,租房人群也不断扩大,人们对于家具的多功能化、便携性等方面有了更高的要求。
With the increase in global population and the relative scarcity of natural resources , small and gradually increase in residential units , tenants are also expanding population , there is multi-functional furniture , and so on portability has higher requirements .