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The apical buds and axillary buds of Dracaena cambodiana Pierre ex Gagnep. were inoculated on MS medium containing 1 mg/L BA, 0.1 mg/L NAA, 100 mg/L PVP and 30 g/L sucrose for inducing shoots. After cultured for 40~50 d, the shoots bourgeoned. They were then transferred onto MS medium supplemented with 2 mg/L BA, 0.5 mg/L KT and 30 g/L sucrose for inducing clustered buds. After 25~10 d, the clustered buds formed. The proliferation rate of the clustered buds was 300%~500% per month.

以海南龙血树的顶芽和侧芽作为外植体,把其接种于MS+BA 1 mg/L+NAA0.1 mg/L+PVP100 mg/L+蔗糖30 g/L培养基上培养40~50 d可诱导其腋芽萌发,再把萌发后所形成的新芽切割下来接种于MS+BA 2mg/L+KT 0.5 mg/L+蔗糖30 g/L的培养基上培养25~30 d可诱导形成丛生芽,丛生芽在继代培养过程中每25~30 d可增殖3~5倍。

Among those results,the efficiency of leuconostoc mesentervides was the best one; and the nitrite peak was inhibited clearly by adding garlic juice or ginger juice during fermentation.

结果表明:采用纯接种技术,在发酵前期可有效降低亚硝酸盐的含量,其中以接种肠膜明串珠菌效果最佳;同时在发酵过程中添加适量蒜汁或姜汁,可明显地抑制甘蓝乳酸发酵中亚硝峰出现;且在发酵过程中,泡菜的pH值对亚硝酸盐含量也有较大的影响。

To children of going from place to place, want its to hold the vaccinal card that contains a form code only, the aspect of any have an inoculation that can cover in this system accepts vaccinate, raised have an inoculation effectively to lead a level.

对于流动儿童,只要其持带有条形码的接种证,便可在本系统覆盖的任何一个接种点接受预防接种,有效提高了接种率水平。1.3相关数据更加准确以往的手工统计报表因统计较繁琐,常有遗漏、错误。。。

System of management of 1.2 convenient and vaccinal children records the data of every vaccinal children well and truly, and the special information data such as disease of allergy history, will vaccinal vaccinal contraindication can make marked clew, for outpatient service vaccinate vaccinal filtration provides a basis.

系统应用后,只要一扫条形码,儿童当日实种疫苗、批号、接种时间就可自动录入,同时可生成预约通知单,一个儿童全程登记不到一分钟时间,节省了大量的门诊登记时间,避免了以往因手工之误而导致的错种、漏种、重种现象发生,提高了工作质量和工作效率。1.2方便接种儿童管理系统能全面、准确地记录每个接种儿童的资料,并将过敏史、疫苗接种禁忌症等非凡信息资料能做出醒目的提示,为门诊预防接种疫苗的筛选提供依据。

The results indicated that with the concentration of 100 mg kg^(-1) DEHP in soil, the inoculation of the two strains and their mixture could significantly accelerate the degradation of DEHP. The half life of residual DEHP was 32~48 days fewer than the control without inoculation, but there was no significant difference between the different inocula under the same condition.

结果表明,在土壤初始DEHP浓度为100mg kg^(-1)的条件下,接种两种降解菌及其混合菌悬液都可显著提高土壤中DEHP消失的速率,其残留半衰期比不接种对照缩短了32~48d,但在相同条件下接种不同降解菌的处理之间没有显著差异。

The application of MAS in rice bacterial blight resistance and rice blast resistance breeding programs showed it is efficient in selecting individuals containing resistance genes from a crossing population, reducing the scale of subsequent experiment, and breeding variety with pyramided genes.

以抗白叶枯病基因及抗稻热病基因为例,利用分子标志辅助选拔进行杂交后裔族群的筛选,能有效地自杂交后裔族群中筛选出具有抗病基因的个体,并可缩小病原菌接种的试验规模,快速地育成堆叠抗病基因的品系。

The presence of the fungus in the leaf tissues was studied by means of paraffin-cut section dyed with aniline blue. The results showed that the fungus was observed on the surface and in inner tissues of leaves, indicating that Trichoderma longibrachiatum strain CSN-18 could establish colonization in ground portion of tea seedlings as an endophyte.

通过石蜡切片和苯胺蓝染色,在已接种的茶树组培苗的叶片内部组织中可观察到木霉的存在,从而证明了木霉能够在茶树地上部组织内定殖,是茶树的一种内生真菌。

Filed experiments of 2001 showed that treatments with fungicide either 2 days before or 2 days post inoculation, tebuconazole reduced the disease index of the spikes by 80.32% and 70.64, as well as increased grain yield by 12.95% and 8.74% in comparison to the untreated control. Application of metconazole led to decreases of the disease index by 80.5% and 68.0% and increases of grain yield by 11.41% and 11.45% compared with the untreated plants. In 2002, with the serious occurrence of the head blight, tebuconazole reduced the disease index of the spikes by 76.47% and 78.67% and metconazole reduced the disease index by 82.06% and 81.89% in comparison to the untreated control.

田间药效测定结果表明:与对照相比,接种前2d喷药与接种后2d喷药,2001年,戊唑醇可使小麦赤霉病病情指数分别减少80.32%和70.64%,产量增加12.95%与8.74%;羟菌唑可使小麦赤霉病病情指数减少80.5%和68.0%,产量增加11.41%和11.45%;2002年,在小麦赤霉病严重发生的情况下,戊唑醇能使小麦赤霉病病情指数减少76.47%和78.67%,羟菌唑能使小麦赤霉病病情指数减少82.06%和81.89%,产量增加极显著。

The compatibility of both Gvirens and B.firmus was researched. The fermentation filtrate of Gvirens , under the concentration of 70%, had not distinct inhibitory activity to B.firmus, the biomass of B.firmus would decrease with above the 70% filtrate of Gvirens, but the fermentation filtrate of B.firmus had not inhibitive role to Gvirens. 7, The cooperation control of both Gvirens and B.firm to the pine needle blight was explored:(1) Pathogen inoculation happened prior to the bio-control treatment for 7 days, however, the disease index and control effect had not distinct differences in any treatments even if combination of the two antagonists, but the susceptibility for different kind of pine were different.(2)when antagonist and pathogen were inoculated at the same time, some control effect to the pine needle blight, including certain extent cooperation control of both Gvirens and B.firm were proved, but it wasn't distinct when two antagonists used separately, and the change of the antagonist concentration had little effect to the control effect.

G.virens与B.firmus对松赤枯病的协同控制显示:(1)预先接种病菌后(7天)再进行生物防治处理,不管那种情况,感病指数和防治效果在处理间差异不明显,浓度影响无显著差异,即使是两种生防制剂联合作用也未显著提高其防效,但不同树种间的感病性有明显差异;(2)领抗菌与病原菌同时接种,对松赤枯病有一定防治效果,两菌联合有一定的协同作用,两菌分别单独施用防效差异不显著,浓度变化对防效影响不大;(3)预先接种颇抗菌能显著提高防治效果,两菌联合处理防效更优,感病树种的感病指数可降至13一15,抗病树种的感病指数可控制在3%左右;在同一浓度下B.f1'r功US、叹叮厂即s间无显著差异,在同一领抗菌下,浓度愈高,防效愈高:松,(4)三种生防接种方式的平均效果分析表明,叹F行ens最高平均防效49.5%黑 B。

It is seen from grafting Aphid test that green peach aphid can feed on green cabbage,spinach and lettuce,and reproduce on them,furthermore,it shows the different viability between on the tested hosts.

通过接种试验看出,桃蚜接种在青菜、菠菜、莴苣等蔬菜上均能取食繁殖,而且相互间可以接种,桃蚜接种在青菜上繁殖生长最快,萝卜蚜和桃蚜接种在番茄上则不能生活,青菜上的萝卜蚜和桃蚜接种在烟草上,其结果萝卜蚜不能生活,而桃蚜经过短期适应取食后,仍可生长、繁殖,为害烟草。

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According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm~150rpm时取得最大值,此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世,形体几无变化。

When I was in school, the rabbi explained everythingin the Bible two different ways.

当我上学的时候,老师解释《圣经》用两种不同的方法。