禾草 的英文怎麼說
中文拼音 [hécǎo]
禾草
英文
dogstail; grass禾草葉 grass-blade-
An example is puccinia graminis, the stem rust of cereals and grasses, which overwinters on the barberry
例如生活在禾草上,引起麥類稈銹病的禾柄銹菌,必須在在小?屬植物上越冬。14 species are edible plants, 37 species are medicinal plants, 11 species are ornamental plants and31 species are feeding plants, the major types of halophytic vegetation in hebei province include ptenothalophyta such as tamarix chinensis brush and siberian brush, and littoral halophytic vegetation such as succulent vegetation, poion, chomophyte and etc. epidermal cell exosporium of tamarix chinensis blade is papillous and capillaceous ; stoma and salt - secreting gland are under the epidermis ; differentiation level of mesophyll tissue is rather high ; porder camber is obvious ; and mechanical tissue is developed
河北省鹽生植物的經濟價值較高,其中可食用的鹽生植物共計14種,可藥用的鹽生植物37種,可飼用的鹽生植物31種,具有觀賞價值的鹽生植物11種,可以作為纖維植物計約9種。河北省主要鹽生植被類型有檉柳灌叢、西伯利亞白刺灌叢等落葉灌叢和肉質型、禾草型、雜類草型鹽塵植被等濱海鹽生植被。Genet features and ramet population features in the rhizomatous grass species psammochloa villosa
根莖禾草沙鞭的克隆基株及分株種群特徵The bud bank is composed of 3 age classes bud on leymus chinensis, arundinella hirta and hordeum brevisubulatum populations, 2 age classes bud on hemarthria japonica, calamagrostis epigeios and c. rigidula populations. the age structure of bud is obviously an increasing model in all of 6 grass species
羊草、野古草和野大麥種群芽庫由3個齡級組成,牛鞭草、拂子茅和硬拂子茅種群由2個齡級組成, 6種禾草芽庫的年齡結構均為明顯的增長型。The tiller - nodes of 6 species of rhizome grass, including leymus chinensis, hemarthriajaponica, arundinella hirta, calamagrostis epigeios, c. rigidula, hordeum brevisubulatum in songnen plain, can live at best for 2 to 5 years, and do 2 to 4 propagating generations which is the same as the age class of tiller in number. the age structure of population is an increasing model which the young tiller is more than the old at quantity and biomass. during the whole growing season, the age spectrum varies for each species
松嫩平原,羊草、牛鞭草、野古草、拂子茅、硬拂子茅和野大麥等6種根莖型禾草種群的分蘗節最多可以存活2 5個年度,可以進行營養繁殖2 4個世代,分蘗株的齡級數與分蘗節營養繁殖的世代數相同,在種群分蘗株的數量和生物量上,生長季的各個時期均以幼齡分蘗株占較大比例,呈現為明顯的增長型年齡結構,各種類的年齡譜組成各異。It suggests that the herbicide can cause significant direct genetic damages to chromosome of loach. our experimental results show that loach are susceptible to the induction of nuclear variation
表明不同濃度的精禾草克作用24h可引起泥鰍染色體結構和數目畸變率的顯著上升,說明該除草劑對泥鰍染色體具有明顯的直接損傷作用。Several kinds of herbicides treating together show an antagonistic action also exist, even tend to intensify. the results also indicate that the inductive effect was weakened when 2 - ethy - 4 - chloro sodium hydration operated with other herbicides. nc - 302d ( + ) can evidently increase the frequencies of numerical and structural chromosomal aberrations
除草劑精禾草克試驗組泥鰍染色體數目畸變率均有明顯上升,有的組甚至與對照組差異極顯著( p 0 . 01 ) ;各試驗組染色體結構畸變率與對照組差異均極顯著( p 0 . 01 ) 。The average length of spacer varies by hemarthria japonica > calamagrostis epigeios > leymus chinensis > c. rigidula > hierochloe glabra > arundinella hirta among 6 species of rhizome grass, and is very changeable for each species
7種根莖禾草生殖生長比率平均為16 540 ,種間變異不大,生殖分配1平均為zi 010 ,變化范圍在14刀2 27The winter tiller is more than the spring tiller at quantity hi leymus chinensis, calamagrostis epigeios and c. rigidula population at the beginning growing season. it is an efficient strategy to increasing survival fitness and propagating potential for rhizome grass to grow many active and strong winter tillers
生長季初期,羊草、拂子茅和硬拂子茅種群返青的分蘗株以冬性植株多於春性植株,冬性植株生活力旺盛、抗性強,形成冬性植株是根莖型禾草種群提高生存適合度,增強營養繁殖力的有效策略。Determination of fluazifop - butyl and its acid residues in vegetable food
植物性食品中吡氟禾草靈精吡氟禾草殘留量的測定The 6 species of rhizome grass have lower earing percent, which in young tillers is more than the one in old tillers
6種禾草的抽穗率均較低,幼齡分蘗株抽穗率大於老齡分蘗株。Inductive effects of six herbicides : acetochlor, saturn, nc - 302d ( + ), frifluralin, sofit and 2 - ethyl - 4chloro sodium hydration, on micronuclei ( mcn ) and other nuclear anomalies ( ona ) in erythrocytes of loach were studied
研究了乙草胺、殺草丹、精禾草克、氟樂靈、掃?特, 2 -甲- 4氯鈉水劑等6種除草劑對泥鰍紅細胞核的誘變效應。Determination of molinate residues in rice
大米中禾草敵殘留量的測定Fatten efficiency of winter green grass on cattle and goats
幾種冬季青綠禾草對牛羊的育肥效果試驗Method for the determination of thiobencarb residues in cereals for export
出口糧谷中禾草丹殘留量檢驗方法Control effect of 24 - lactofen ec on broad leaf weed in soybean
乳氟禾草靈乳油防除春大豆田闊葉雜草藥效試驗Analysis of 21 fenoxaprop - p - ethyl 183 ; fluoroglycofen - ethyl by hplc
?唑禾草靈183 ;乙羧氟草醚乳油液相色譜分析Method for the determination of diclofop - methyl residues in cereals and oil seeds for export
出口糧谷及油籽中禾草靈殘留量檢驗方法Effects of - cyclodextrin and its derivatives on the solubility and hydrolysis of herbicide dicolofop - methyl
環糊精及其衍生物對禾草靈溶解及水解性能的影響Paleontologists had thought that grass evolved well after dinosaurs died out 65 million years ago
古生物學家一直以為,禾草是在6500萬年前恐龍已完全消失后演化出來的。分享友人