查询词典 dicotyledon

Preliminary bioassay showed that most of title compounds had good herbicidal activity, for example, 9a, 9b, 9c, 9f, 9g and 9h exhibited more than 90% inhibition aganist dicotyledon weeds, such as Abutilon theophrasti Medic and Amaranthus spinosus at an active ingredient 75 g/hm2 in post-emergence treatment.

初步生物活性测定结果表明，该类化合物具有一定的除草活性，如9a， 9b， 9c， 9f， 9g和9h在有效成分75 g/hm2剂量下，茎叶处理对苘麻、刺苋等双子叶杂草的抑制率达90%以上。

The 9 species belong to 4 taxa, pteridophyta (Dicranopteris dichotoma and Alsophila spinulosa), gymnosperm (Cycas panzhihuaensis, Metasequoia glyptostroboides, Cunninghamia lanceolata and Pinus massoniana), dicotyledon (Schima superba and Cyclobalanopsis glauca), monocotyledon, which are ranked in the order of the origin time from earlier to later.

所选的9种植物分属于4个类群，按起源时间由早到晚依次为蕨类植物、裸子植物（苏铁、水杉、杉木和马尾松）、双子叶植物及单子叶植物。

It can infect more than one thousand two hundreds monocotyledon and dicotyledon transmitted by aphides or mechanical transmission and brings tremendous disaster to agriculture.

CMV是世界性分布范围最广、发生最普遍的植物病毒之一，可由蚜虫和机械方式传播，侵染100科1200多种单、双子叶植物，对农业生产危害较大。

Tea tree is a kind of very old dicotyledon, closely related the life with people.

茶树是一种很古老的双子叶植物，与人们的生活密切相关。

The one division of the dicotyledon.

双子叶植物的一科。

Here, we describe the isolation and characterization of cDNAs encoding NAP1-like proteins from the monocotyledon rice and the dicotyledon tobacco.

在酵母和动物中的研究表明，NAP1除了具有核小体组装的功能之外，还有其他的一些功能。

Dicotyledon leaves and some stem structures e.g.

但是茎的生长方向也会随光线改变。

Plating method test was used to examine its growth regulative activity on radishes of amphibrya and corns of dicotyledon.

将目标化合物用水配制成浓度分别为10ppm、50ppm和100ppm的溶液，采用平皿法测试目标化合物对单子叶植物玉米和双子叶植物萝卜的生长调节作用。

The seeds of dicotyledon plants germinated within 5~7 days' culture and stopped germinating about five weeks later.

除样地A外，其它3个样地的可萌发种子数量差异不大。

In this paper, four degenerateoligonucleotide primers were designed, coding for consernative amino acid regions in ACCsynthase protein family of dicotyledon.

对得到的cDNA序列在NCBI网站进行BLASTn和BLASTx比对显示此序列是苎麻ACC合成酶基因，编码205个氨基酸。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。