English translation for "品种更新"
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- renovation of variety
Related Translations:
品种退化: degeneration of seed strainsdegeneration of varietydegradation of breeddegradation of varietydeterioration of strainsdeterioration of varietystandard aberrationvariety degeneration 品种杂交: inter breed crossingvarietal hybridization 作物品种: cro traicrop strainscrostrains
- Example Sentences:
| 1. | Seventy - nine improved wheat cultivars ( lines ) including some related parents were corssed with rye to detect the difference of crossability among wheat genotypes and the developing tendency of crossability during the cultivar renewing period in shandong province , the results expressed that crossability of improved cultivars with rye were significantly lower than that of the check ( chinese spring ) , and there were 3 cultivars with a seedset of more than 50 % , 4 cultivars with the seed - set of 30 % - 50 % , 8 ones with that of 10 % - 30 % , 50 ones with the seed - set of less than 5 % , and the other 14 cultivars with the seed - set of 5 % - 10 % ; the mean crossability between wheat and rye decreased with the renewing of cultivars in shandong , and the number of cultivars with the seed - set of more than 50 % and 30 % - 50 % also decreased , but that with the seed - set of less than 5 % increased gradually during the renewing period ; pedigree analysis revealed that the crossable gene of the tested cultivars might come from 3 landraces ( youzimai , mazhamai and huixianhong ) , laizhou 953 , 8641012 , yannong 15 et al were improved wheat cultivars with both excellent agronomic traits and high crossability with rye
以79个改良小麦品种(系)与黑麦进行杂交，研究普通小麦品种与黑麦杂交亲和性的差异及其亲和性在品种更新、更换过程中的演变趋势，结果表明：供试改良小麦品种与黑麦的杂交亲和性显著低于对照中国春；结实率大于50 %的品种3个，占供试品种的3 . 8 % ，结实率介于30 % - 50 %之间的品种4个，占5 . 1 % ，结实率介于10 % - 30 %之间的品种8个( 10 . 1 % ) ，结实率小于5 %的品种50个，占63 . 3 % ，另外，结实率介于5 % - 10 %之间的品种14个，占17 . 7 % ;普通小麦与黑麦的杂交亲和性随着品种的更新、更换呈下降趋势，平均结实率大于50 % 、介于30 % - 50 %的品种数均呈下降趋势，而结实率5 %的品种数呈上升趋势；系谱分析表明，供试改良品种的亲和性大都来源自蚰子麦、蚂蚱麦、辉县红3个地方普通小麦品种；莱州953 、 8641012 、烟农15等是亲和性和综合性状都较好的改良小麦品种(系) 。 | | 2. | Based on the above analysis , we conclude with some advice on the policy reform . we may further decrease the acreages of grains , accelerate the renovation process of new crop breeds and implement standard agricultural management in order to optimize the agricultural structure in zhejiang province
经过前面几部分的阐述和分析之后，在本文的最后部分从进一步调减粮棉油种植面积、培育市场化农地流转、加快农作物品种更新、提高龙头企业带头作用、推进农业信息化和实施农业标准化管理等方面就浙江农业结构优化问题的提出有关政策建议。 | | 3. | The credit crises of enterprises in china in international markets will results in many problems during the updating processes of flower species and cultivars , because seeds , corms , bulbs , seedlings of many favorable flowers sold in our country come from other countries and we have ignored the protection of knowledge property rights . those enterprises of flower breeding will meet problems with survive , bringing a series of serious effects on the whole flower industry in china because the enterprises suffer from more and more serious punishment due to knowledge property rights . the market proportions of native flowers produced by the enterprises will decrease , resulting in many serious effects on the whole flower industry in china because the enterprises are deficient of the abilities to increase the enrichment of flower species and cultivars and the qu ality of fresh cut flowers
由于我国花卉种子、种球、种苗对国外进口的高依赖性和国内对知识产权保护的普遍忽视，入世后，我国花卉种业在国际花卉界的信用问题将严重阻碍花卉业的品种更新进程，越来越严厉的侵权处罚，使从事花卉种业的企业可能遭遇到生存危机并对整个花卉业产生连锁反应；由于国内生产的切花在品种结构和品质方面的缺陷，国内市场上国产切花的份额会受到巨大的冲击，反过来又对国内种业产生不利的互动反应；由于我国盆景生产的方式以及有害生物的问题，绿色壁垒成为我国盆景出口的瓶颈。 |
- Similar Words：
- "品种复壮" English translation, "品种改良" English translation, "品种改良的重要一环" English translation, "品种感受性" English translation, "品种更换" English translation, "品种花样繁多而著称" English translation, "品种混合" English translation, "品种计划" English translation, "品种间的" English translation, "品种间嫁接" English translation
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