A widespread weed having rank-smelling, bipinnately divided leaves and white-rayed flower heads.

臭甘菊一種遍生的野草日本AAA片视频。有腐臭味、二回羽狀分葉和發(fā)白色光的花冠

The weed seeds of 21 species belonging to 14 families (mainly Gramineae, Primulaceae, Polygonaceae, and Chenopodiaceae) could be dispersed into the paddy field by irrigation water.

有14科21種雜草種子隨灌溉水流輸入稻田看久久久黄色精品视频，這些雜草種子主要隸屬禾本科日本久久枸一、報(bào)春花科、藜科黄片AA片播放久久久、蓼科等黄色视频射了网站。

The effects of temperature and illumination on seed germination of Chenopodium ambrosioides, an invasive alien harmful weed, and changes of germination capacity during its storage under different temperature were studied.

研究了不同光照和溫度對外來有害植物土荊芥Chenopodium ambrosioides種子萌發(fā)率的影響及種子在不同貯藏時(shí)間和不同貯藏溫度下萌發(fā)率的變化。

There are 108 weed species which belong to 28 families in orchards and vegetable gardens of Lanzhou. Chenopodium glaucum L..

本區(qū)地勢起伏變化校大国产在线黄色网站，海拔1452～2462米国内a片在线视频，由西北向東南傾斜呈狹長地帶，大部分耕地分布在河川费一级无码婬片A片AAA毛片、坪臺地區(qū)亚洲美女操逼视频一区二区。

Not only did the weeds grow much larger in hotter, CO2-enriched plots — a weed called lambs-quarters, or Chenopodium album, grew to an impressive 6 to 8 feet on the farm but to a frightening 10 to 12 feet in the city — but the urban, futuristic weeds also produced more pollen.

在較熱、CO2濃度較高的試驗(yàn)點(diǎn)国产网站视频，不僅草長得更高大——有一種叫做藜的雜草在農(nóng)場只長到6至8英尺高国产黄色网站马上看，而在市區(qū)里竟然長到了10至12英尺高，而且亚洲成熟，城市里&未來派&的草還生出更多的花粉99成年小黄片。

Use: The solvent, colored cinefilm develop pharmaceutical to use as reeling off raw silk from cocoons with polyacrylonitrile fiber, chemical analysis reagent, make plant take off leaf pharmaceutical and herbicide that weed, and rubber industry make rubber deal with pharmaceutical, electroplate industry formulate, plate nickel electroplate liquid.

用作聚丙烯腈纖維抽絲溶劑、彩色電影膠片沖洗劑国产一级A片免费网在线观看，化學(xué)分析試劑性交黄片国产，制造植物脫葉劑和除草的除莠劑，以及橡膠工業(yè)作橡膠處理劑人人操人人插人人摸、電鍍工業(yè)配制鍍鎳電鍍液免费播放人成视频网站。

With rock piles mixed into cabbage and coontail weeds, this weed flat should hold both LM and SM bass.

整個(gè)小丘是由巖石和倆種叫 Cabbage 和 Coontail 的植物組成。

Vertical zonation of plants, 700m here are pine, poplar, willow, pulling, etc. 8 kinds and a variety of economic trees. 1700m ~ 1000m between the growth of pine, birch, cypress, Lespedeza, etc., 1000m above with a small amount of Betula, Populus, weed, and six wood, Corylus, moss and so the distribution of irrigated grass, 1500m above the larch.

植物呈垂直分帶女生精黄色网站，700m以下有油松色色色色色色色色色播播、楊樹、柳樹免费人成网站视频在线观看、揪等8種及各種經(jīng)濟(jì)樹種全网免费在线观看一级片。1700m~1000m之間生長松、樺免费av黄色录像免费的黄色录像、柏视频一区二区男人的天堂国产大片免费、胡枝子等一级黃色视频一区二区三区，1000m以上有少量樺、山楊一级aa片视频、雜木林及六道木黄色视频在线观看aaaa级、毛榛、苔蘚等灌草叢分布亚洲欧美国产色图，1500m以上為落葉松欧美黄色一级久久片。

The results showed that,in different typical fields,all kinds of weeds belong to 22 families,55 species mainly including Gramineae,Compositae,Cruciferae,Chenopodiacea,Caryophyllacea,Cyperaceae and so on.The distribution of weed clony in different fields has apparent differenciation.Relative abundance analysis indicates that a...

研究結(jié)果表明，調(diào)查樣地出現(xiàn)的各種雜草種類共22科日韩三级中文字幕，55種亚洲欧洲性爱，主要為禾本科、菊科国产精品久久久久精品三级一区、十字花科在线看一级片视频软件、藜科、石竹科和莎草科等www熟女；不同作物田塊的雜草群落的分布存在顯著差異丝袜美女人人摸人人操；通過對相對多度的分析，開封郊區(qū)的雜草種類可主要分成兩個(gè)聚類免费一级无码婬片AA片高潮喷水。

The effect of five treatment: 60, 75, 90 g/hm^2 of Sindax WP, 1.5 kg/hm^2 of Tashan WP and CK, on the rice paddy weed were designed in field plot experimented. After application, the number of living Gramineae, Cyperaceae and broad-leaved weeds was investigated on the 15th and 30th day respectively and separate and the number and fresh weight of them were counted on the 50th day, so the control effect was calculated.

方法］在小區(qū)設(shè)10%新得力WP 60免费观看黄色视频、75、90 g/hm^2免费在线看欧美三级片，塔山牌敵撲混劑WP 1.5 kg/hm^2和空白對照5個(gè)處理偷拍偷窥网，施藥后15、30 d分別調(diào)查禾本科欧美国产日韩激情视频、莎草科和闊葉雜草殘存活株數(shù)成人无码秒播在线观看视频免费，施藥后50d調(diào)查主要雜草的殘存活株數(shù)和鮮重，計(jì)算防除效果看h片的网站。