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.

初步生物活性測定結(jié)果表明国产一级黄色A片,色欲，該類化合物具有一定的除草活性韩国黄色黄片，如9a， 9b亚洲欧美一区二区禁止18， 9c久久只精品99品免费久23， 9f， 9g和9h在有效成分75 g/hm2劑量下国产蜜臀av在线，莖葉處理對苘麻一级一级A片操BB、刺莧等雙子葉雜草的抑制率達(dá)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.

所選的9種植物分屬于4個(gè)類群国产一级片免费手机在线视频，按起源時(shí)間由早到晚依次為蕨類植物久草网视频免费的看、裸子植物（蘇鐵、水杉国产精品综合久久久久网、杉木和馬尾松）欧美又大又粗又硬又黄、雙子葉植物及單子葉植物。

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是世界性分布范圍最廣sese婷婷、發(fā)生最普遍的植物病毒之一淫荡性爱视频三级，可由蚜蟲和機(jī)械方式傳播，侵染100科1200多種單女人张开腿让男生桶视频免费、雙子葉植物欧美熟女黄色录像片，對農(nóng)業(yè)生產(chǎn)危害較大。

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

茶樹是一種很古老的雙子葉植物在线成本h人视频动漫，與人們的生活密切相關(guān)超碰免费视屏在线。

The one division of the dicotyledon.

雙子葉植物的一科。

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

在酵母和動(dòng)物中的研究表明1024免费手机视频，NAP1除了具有核小體組裝的功能之外精品国产三区，還有其他的一些功能。

Dicotyledon leaves and some stem structures e.g.

但是莖的生長方向也會(huì)隨光線改變东京热资源。

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

將目標(biāo)化合物用水配制成濃度分別為10ppm亚洲国产黄色视频在线观看、50ppm和100ppm的溶液，采用平皿法測試目標(biāo)化合物對單子葉植物玉米和雙子葉植物蘿卜的生長調(diào)節(jié)作用日韩中文字幕二十五页。

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

除樣地A外免费香蕉成视频在线观看高清，其它3個(gè)樣地的可萌發(fā)種子數(shù)量差異不大。

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

對得到的cDNA序列在NCBI網(wǎng)站進(jìn)行BLASTn和BLASTx比對顯示此序列是苧麻ACC合成酶基因老太婆性爱，編碼205個(gè)氨基酸看a片所有网站。