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radicle growth
    According to their inhibitory effect on the radicle growth,the isolates could be divided into five groups(Ⅰ-Ⅴ), whose inhibitory effect on the radicle growth was 14.7%,26.0%,34.7%,45.0% and 68.7%,respectively.
    菌组对胚根生长的平均作用分别为14.7%,26.0%,34.7%,45.0%和68.7%。
    Regression equations between the concentrations and radicle growth speed in cucumber were found.
    找出了浓度与黄瓜胚根生长速度之间的回归方程。
    A primary study was conducted on the relationship between different concentrations of gibberellic acid(GA),indole-3-ac(?) ic acid(IAA), naphthaleneacetic acid(NAA),2,4-dichlorophenoxyacetic acid(2,4-D), 6-furfuryl aminopurine,myricyl alcohol and radicle growth speed in cucumber. The results showed that there was an obvious negative relationship between plant hormone concentrations and radicle growth speed in cucumber.
    本试验通过对萘乙酸(NAA)、2,4—二氯苯氧乙酸(2,4—D)、三十烷醇、6—糠基氨基嘌呤、赤霉素(GA_3)和吲哚乙酸(IAA)的浓度与黄瓜胚根生长速度之间的关系进行研究,结果表明:一定范围的某些植物激素浓度与黄瓜胚根生长速度之间呈高度的负相关。
    It was observed that percentages of germination of cotton seeds(cv,Yanmian 48)at 19℃ and corn grains(cv,Jidan 23) at 7℃ could be greatly increased by 111.8% and 130.3% respectively with treatment of choline chloride (CC) at 200mg/L for 48h. Treatment with choline chloride at 100mg/L could evidently alleviate inhibition of radicle growth of cucumber (cv,Jinyan 4) under chilling stress.
    用200mg/L氯化胆碱短时(6h)与长时(48h)浸种可使盐棉48在19℃低温下的萌发率提高63.6%与111.8%,长时(48h)浸种使冀单23(玉米)在7℃低温下的萌发率提高130.3%,100mg/L氯化胆碱还使低温下黄瓜胚根生长抑制得到明显缓解。
    A Primary Study on Relationship Between Plant Hormone Concentrations and Radicle Growth in Cucumber(cucumis sativus L.)
    植物激素浓度与黄瓜胚根生长速度关系的研究
    Effects of Salinity and Water Potential on Seed Germination and Radicle Growth of Riparian Populus euphratica
    胡杨种子萌发和胚根生长对环境因子变化的响应
    0.2 g/ml of larch leaf aqueous extracts had significant inhibition on radicle growth of white birch, but other concentrations of larch bark and leaf aqueous extracts and leaf volatiles had little inhibition effects on seed germination of white birch;
    0.2g/ml的兴安落叶松树叶水浸液对白桦种子胚根生长有显著抑制作用,而其余浓度的树叶水浸液和兴安落叶松树皮水浸液及树叶挥发物对白桦种子萌发的抑制作用均不显著;
    The majority of culture filtrates exhibited the inhibitory effect on the radicle growth of rice seeds.
    大部分菌株培养滤液对胚根生长有抑制作用。
    Culture filtrates and cercosporin solution could inhibit the radicle growth on the seeds of different rice varieties and 4 crops (mungbean, sorghum, cowpea and corn).
    培养滤液和尾孢霉毒素提取物能抑制稻种和4种作物种子胚根生长,并能在损伤稻叶上引起褪绿和枯死。
    The germination percentage in drought resistant type is high and radicle growth is fast in contrast to those of the sensitive types.
    抗旱类型大豆品种萌发率高,胚根生长速度快; 敏感型大豆品种萌发率低,胚根生长慢。
    According to the inhibltory effect of culture filtrates on the radicle growth, the isolates could be divided into 4 groups (Ⅰ—Ⅳ)whose inhibitory effects were 7.7%, 18.4%, 62.5%, 100% (radicle growth rate), respectively.
    这种差异表现为菌液对胚根生长抑制的程度大小不同,将其分成四组,即毒性强、毒性中等、毒性弱和无毒性。 各组的胚根平均生长率依次为7.7%,18.4%,62.5%和100%;
    Having been irradiated,the peanut seeds had the charcteristis as follows:quick radicle growth,longer radicle,more lateral roots numbers and high rate of seedling results.
    经激光辐照后,种子胚根生长速度加快,胚根长度增加,侧根数目增加,种子出苗率提高。
    The results indicated that all the treatments of electrostatic field had no significant impects on seed germination rate, radicle growth, simplified seed vigor index and cell membrane permeability of the 3 plants.
    结果表明,所有静电处理组合对3种植物种子发芽率(势)、胚根生长、简化活力指数、细胞膜透性均无显著影响。
    Contrast with control,the influence of the soybean root exudates for two weeks, eight weeks on the germination of soybean seeds, for eight weeks on radicle growth did not show significant allelopathy inhibition. But the allelopathy of the soybean root exudates for two weeks on soybean radicle growth showed significant inhibition.
    与对照比较 ,2周、8周大豆根分泌物对大豆种子萌发、8周根分泌物对胚根生长未表现出显著抑制作用 ,但 2周根分泌物对胚根生长却表现出极显著的化感抑制作用。
    Acid and basic components from soybean stubs decomposed for two weeks,four weeks and eight weeks all inhibited the germination of soybean seeds and radicle growth.
    对腐解产物进行生物检测试验 ,发现大豆根茬腐解 2周、4周、8周产生的有机化合物其酸性、碱性组分均抑制了大豆种子萌发和胚根生长 ;
    The results indicate: each concentration level of aqueous extracts from soil under two kinds of forests has no significant effect on seed pullulating, radicle and radicle growth;
    结果表明 :各个浓度水平的两种森林林下土壤浸提液对种子发芽 ,幼茎生长和胚根生长都无显著影响 ;
    each concentration level of aqueous extracts from forest litter has significant effect. The concentration of 1∶10 equeous extracts from litter accelerates the radicle growth significantly, but those of the original and 1∶20 have no significant effect; and the concantions of 1∶10 and 1∶20 accelerate the tender stem growth, but the original has no significant effect.
    各个浓度水平的凋落物浸提液对胚根和幼茎生长有显著影响 ,经α=0 .0 5水平检验 ,1∶ 10液对胚根生长有显著的促进作用 ,原液和 1∶ 2 0液无显著影响 ,1∶ 10液和 1∶ 2 0液对幼茎生长有显著的促进作用 ,而原液无显著影响
    seed germination-seeding formation stage is characterized by the radicle growth being faster than plumular nodal root.
    种子萌发—种苗形成阶段 ,以胚根生长快于胚芽节生根为特点。
    The restriction of all the stresses to the radicle growth of Populus euphratica is more significant than the seed germination.
    在各种胁迫下,胚根生长都比种子萌发受到的抑制明显。
 

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