茎的

Rust occurred early in the emergence of leaves and stalks of light yellow spots, with the development of disease, lesion increase in the number of leaves, stems broken from the inside surface emitting yellow, orange, brown, chestnut brown or pink spores thick pile .

锈病发生初期在叶和茎上出现浅黄色的斑点，随着病害的发展，病斑数目增多，叶、茎表皮破裂从内散发出黄色、橙色、棕黄色、栗棕色或粉红色的厚孢子堆。

The results showed that the spatial distribution patterns of cochineal in cactus belonged to aggregation distribution, the basic component of distribution was individual population, the probability distribution was in accorded with negative binomial and the cochineal mainly distributed the second and third stem in cactus.

结果表明，该虫在寄主仙人掌茎片上的空间分布型属于聚集分布，分布的基本成分是个体群，概率分布符合负二项分布，主要分布在仙人掌的第2和第3级茎片上。

To compare allelopathy of different parts of plant Datura Stramonium, the effective components from D.

为了比较曼陀罗不同部位化感作用的差异，用蒸馏水分别浸提曼陀罗根、茎、叶的有效成分，以蒸馏水为对照，研究曼陀罗根、茎、叶浸提液对芝麻和粟种子萌发和幼苗生长的影响。

With an increase in the abundance and cover of Eupatorium adenophorum , there is a concurrent

摘 要 在紫茎泽兰入侵地，草本层中的本地植物的多度和盖度与紫茎泽兰的多度和盖

ConclusionThe experimental method can optimize the technique well and it also provide an appropriate way to synthetically utilize eupatorium adenophorum spreng.

结论使用响应曲面法能合理的优化紫茎泽兰中黄酮的提取工艺，为紫茎泽兰的综合利用提供参考。

The plant with good growth is in big lotus below can wear unripe circuit small lotus, in addition annual spring the red that end still can take out similar bracketplant from phyllome bottom walks along a bine, front walking along a bine is long have lotus shape flocculus clump.

发育良好的植株在大莲座下面会着生一圈小莲座，此外每年的春末还会从叶丛下部抽出类似吊兰的红色走茎，走茎前端长有莲座状小叶丛。

The results showed that there were intraspecific differences in plant height and stem diameter of tolerant clones, and plant height and stem diameter of sensitive clones decreased significantly.

结果表明：(1)割手密耐性无性系株高和茎径对UV-B辐射响应具有明显的差异；敏感无性系的株高和茎径显著或极显著的下降。

Regeneration frequency varied obviously with genotypes,suggesting that the genotype is one of the important factors to the regeneration of shoot apex.

不同基因型的茎尖再生频率有很大差异，说明基因型是影响茎尖再生的一个重要因素。

Factors affecting transformation of shoot apex mediated by Agrobacterium tumefacien were also optimized.

对农杆菌介导高粱茎尖转化的因子进行了优化，获得较高转化频率的条件为：茎尖预培养时间3D，在OD600值为0.5农杆菌菌液中感染10MIN，共培养3D。

The content of IAA synthesized in shoot apex and diffusible IAA of irondeficient bean plant was higher than that of control plant on the 1st day afterFe-deficient treatment,and content IAA in shoot apex increasedcontinuously afterwards.

缺铁处理菜豆植株茎尖的内源IAA及扩散型IAA在处理后第1天就明显高于对照，且在以后的几天中茎尖中内源IAA持续增加。

I didn't watch TV last night, because it .

昨晚我没有看电视，因为电视机坏了。

Since this year, in a lot of villages of Beijing, TV of elevator liquid crystal was removed.

今年以来，在北京的很多小区里，电梯液晶电视被撤了下来。