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- Populus balsamifera (拉)大葉鉆天楊
- 毛白楊(Populus tomenrosa Carr.)Chinese White Poplar(Populus tomentosa Carr.)
- 青藏高原東緣青楊（Populus cathayana Rehd.）遺傳多樣性研究Population Genetic Survey of Populus Cathayana Rehd. Originating from Eastern Edge of Qinghai-Tibetan Plateau of China
- 低木質(zhì)素含量的轉基因毛白楊（Populus tomentosa）的獲得與毛白楊4CL基因啟動(dòng)子的克隆Obtaining the Transgenic Poplars with Low Lignin Content and Cloning of 4CL Promoter from Chinese White Poplar (Populus Tomentosa)
- 從三倍體毛白楊-93(Populus tomentosaCarr.) 中分離得到了MDCesAP這一木質(zhì)部纖維素合酶基因啟動(dòng)子。The CesA gene promoter MDCesAP was amplified from triploid Chinese white poplar(Populus tomentosa Carr.)
- 將反義4CL(4-香豆酸輔酶A連接酶,4-coumarate: CoA ligase)基因轉入三倍體毛白楊(Populus tomentosa Carr.)The lignin content of transgenic triploid Chinese white poplar (Populus tomentosa Carr.) expressing the antisense 4CL (4-coumarate: CoA ligase) cDNA was remarkably reduced.
- 本實(shí)驗中鹽漬生境的小青楊Populus pseudo-simonii Kitag、銀白楊Populus alba L.、紫丁香Syringa oblata Lindl.All of the experiment materials come from Jilin province. Populus pseudo-simonii Kitag, Populus alba L., Syringa oblata Lindl.
- 所有這些新的國民（關(guān)于被保護民的問(wèn)題，這里暫且不談），都處在舊的氏族、庫里亞和部落之外，因而，不是populus romanus即道地的羅馬人民的組成部分。All these new citizens of the state (we leave aside the question of the clients) stood outside the old gentes, curia,, and tribes, and therefore formed no part of the populus Romanus, the real Roman people.
- 4 以美洲黑楊X小葉楊(Populus deltoides X P. simonii)優(yōu)良無(wú)性系NL-895 楊為受體材料,通過(guò)根癌農桿菌EHA105(pNOV2819-GFP,pNOV2819-NP1)介導進(jìn)行轉化。Black Yang X Simon poplar of America of Israel (Populus deltoides X P. Simonii), fine asexual department NL-895 Yang receptor material, is it is it is it transform to go on to lead to lie between through root cancer agricultural bacillus EHA105 (pNOV2819-GFP , pNOV2819-NP1 ).
- 在落葉松人工林和山楊(Populus davidiana Dode.) 林內分別進(jìn)行了低強度計劃火燒對落葉松毛蟲(chóng)[Dendrolimus superans(Butler)]和分月扇舟蛾[Clostera anastomosis(Linnaeus)]的防治實(shí)驗。We do a prevention cure experiment to Dendrolimus superans (Butler) and Clostera anastomosis Linnaeus using low intensity prescribed fire on Populus davidiana Dode.
- 灌草模式最佳結構配置為檉柳(Tamaris ramosissima)+梭梭(Haloxylon ammodendron)+羅布麻(Folium Apocyni veneti); 喬草模式,最佳結構配置為胡楊(Populus euphratica)+蘆葦(Phragmites communis)。For the arbor + shrub + gress mode , the best vegetation community structure can be disposed : Populus euphratica + Tamaris ramosissima + Phragmites communis ,Tamaris ramosissima+Haloxylon ammodendron+Folium Apocyni veneti for the shrub + gress mode , and Populus euphratica +Phragmites communis the arber + grass mode .
- 周相速度
