欧美杨,Populus euramericana
1)Populus euramericana欧美杨
1.Influence of FA on Photosynthesis and Transpiration Rate ofPopulus euramericana;黄腐酸对欧美杨光合及蒸腾速率的影响
2.Melanpsors magnusiana of more than 20 clones ofPopulus euramericana during their secdling was investigated and results are as follows:Melanpsors magnusiana of 6 clones etc.本文对20种欧美杨杂种无性系苗期叶锈病进行了调查,结果表明:L-B1和L-B2等6个品种苗期叶锈病危害较重,感病指数都超过20%,其中L-B1感病指数高达78 7%;采用70%甲基托布津防治叶锈病防治效果达50%以上,其中70%甲基托布津1 800防治L-B1叶锈病最好,效果高达83 2%。
英文短句/例句
1.Distribution Pattern of Growth Strain of Poplar 107 Clone Tree (Populus ×euramericana cv. Neva)欧美杨107杨立木生长应变分布规律
2.Study on the Effect of Fertilization on the Growth of P.×euramericana in Reclaimed Area by Coal Ash粉煤灰复田立地欧美杨施肥效应研究
3.Study on Nutritional Diagnosis of Populus×euramericana in Reclaimed Area by Coal Ash粉煤灰复田立地欧美杨营养诊断研究
4.Contrastive Study on New Breeds of Occidental Poplar in North Henan豫北地区欧美杨新品种对比试验研究
5.Seedling Measurement of New Clones of European-American Poplar for Pulp Wood欧美杨纸浆材新无性系苗期测定报告
6.Optimized Tissue Culture to Poplar and Chitinase Gene Transformation of Populus×Euramericana cv. Guariento ;杨树组培和欧美杨108无性系几丁质酶基因转化研究
7.A Study on Fertilizer Requirement Characteristics and Rational Fertilization Techniques of Populus×Euramericana Cv. "74/76" Cutting Stock欧美杨107杨扦插苗需肥规律和合理施肥技术研究
parative Studies on the Lignin Structures in Normal Wood and Tension Wood of Populus × euramericana cv."74/76"欧美杨107杨正常木与应拉木木素结构的比较研究
9.Multi clone admixture planting of Carolina poplar in protective belt along the Changjiang River长江护岸林欧美杨无性系混合造林研究
10.Tissue Culture and Regeneration of Poplar (Populus. Deltoides×P.nigra) and Genetic Transformation of Trx Gene;欧美杨组培体系的建立和Trx基因的遗传转化
11.Study on Pulp Properties of Populus×euramericana cv. 74/76 in Different Soils in ASAM Pulping and Bleaching;不同立地条件欧美杨107 ASAM制浆漂白性能研究
12.The Selection of Genetic Transformation System of Populus Nigra×P.deltoids "108" and Its Resistance to Insects欧美杨108号遗传转化条件筛选及抗虫性测定
13.Effect of different treatments on the cuttage survival and seedling growth of populus×euramericana不同处理对欧美杨扦插成活和苗木生长的影响
14.Optimize on Populus Euramericana 108 Regeneration System and Study on TCS Gene Transformation欧美杨108再生体系的优化及转天花粉蛋白基因的研究
15.Studies on Seedling Growth and Stress Resistance Modification Technique for Cotinus Coggygria Atropurpurea and Populus Euramericana in Greenhouse;红栌欧美杨温室苗木生长与抗逆性调控技术研究
16.Study on Chimeric Gene of Spider Insecticidal and Bt Transformation for P.nigra×P.deltoids "108";欧美杨108号转蜘蛛杀虫肽+Bt毒蛋白嵌合基因研究
17.Transformation of Populus Euramericana with CpTI Gene and Chitinase Gene;豇豆胰蛋白酶抑制剂基因及几丁质酶基因转化欧美杨的研究
18.THE ESTABLISHMENT OF IN VITRO REGENERATION SYSTEM ON POPULUS EURAMERICANA ′NEVA′欧美107杨组织培养再生系统的建立
相关短句/例句
Populus×euramericana欧美杨
1.The radial variation patterns of wood density in 17Populus×euramericana clones were studied by x ray wood densitometry.以微密度分析对１７个欧美杨无性系木材密度径向变异模式进行了初步研究。
2.The effect of different treatments on the cuttage survival and seedling growth ofPopulus×euramericana was studied.研究了几种处理对欧美杨扦插成活和苗木生长的影响,结果表明:生根粉处理不仅能促进插条生根,提高成活率,而且对于促进苗木的加高、加粗生长效果更为显著,其中以100mg/kg处理效果最好;不同插穗长度对欧美杨扦插成活和苗木生长的影响,以20cm,18cm,15cm3个处理效果较好,且三者之间没有显著差异;扦插密度的影响,以株行距30×50cm效果最好。
3)Poplar[英]["p?pl?(r)][美]["pɑpl?]欧美杨
1.Tissue Culture and Regeneration ofPoplar (Populus deltoides×P. nigra);欧美杨“山地1号”组织培养再生系统的建立
2.The development of poplar can promote the development of rural economics,make local farmer become rich.欧美杨生长快 ,成材早 ,经济价值高 ,是湖区造林的主要树种。
4)Populus×euramericana cv."74/76"欧美杨107杨
1.Morphological Analysis of the Fibers ofPopulus×euramericana cv."74/76";欧美杨107杨木材纤维形态分析
5)Populus×euramericana Neva欧美杨107
1.Through seedling breeding experiments for five years,cross-regional introduction of two poplar hybred cultivars,Populus×euramericana Neva (Num.在庆阳地区经过5年的育苗引种试验,成功实现了欧美杨107号和108号的跨区域引种,结果表明:欧美杨107、108引种扦插当年成苗率达到96%以上;三年苗高107号在5。
2.Populus×euramericana Neva is an outstanding material for genetic breeding research and a favourite cultivar for paper industry and environmental protection which is propagated in North and Northeast of China.在我国北方推广种植的欧美杨107是优良纸浆材和生态防护林品种,是基因工程育种研究中的优良材料。
6)Populus euramericana欧美黑杨
1.Study on the influencing factors of callus inducement and plant regeneration ofPopulus euramericana in vitro;欧美黑杨离体再生途径及影响因子的研究
延伸阅读
和杨郎中贺杨仆射致仕后杨侍郎门生合宴席上【诗文】：业重关西继大名，恩深阙下遂高情。祥鳣降伴趋庭鲤，贺燕飞和出谷莺。范蠡舟中无子弟，疏家席上欠门生。可怜玉树连桃李，从古无如此会荣。【注释】：【出处】：全唐诗
