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- Title： Advances in Researches of Cathay Poplar Leaf Rust(Melampsora larici-populina Kleb. 關(guān)鍵詞：落葉松-楊柵銹菌；致病性；抗病性；分子標記；綜述
- Male pupal weight ranked east-liaoning oak> wild apricot > cathay poplar > prince rupprecht larch > dragon spruce > chinese pine >chinese juniper. 取食量和排糞量排序分別為云杉>山杏>遼東櫟>油松>檜柏>華北落葉松>青楊和油松>云杉>遼東櫟>華北落葉松>山杏>青楊>檜柏。
- The development stage of gypsy moth ranked from low to high as prince rupprecht larch
雌蛹重排序為山杏>遼東櫟>華北落葉松>云杉>青楊>油松,雄蛹重排序為遼東櫟>山杏>青楊>華北落葉松>云杉>油松>檜柏; - Small-diameter Larch has more extraction contents than adult Larch, so its drying rate is quicker, but small diameter Cathay poplar has the opposite properties. 小徑木落葉松的抽提物含量小于成熟材,其干燥速度相對較快,而小徑木大青楊的抽提物含量大于成熟材,其水分滲透性相對較差。
- The drying characteristics of small-diameter lumbers of Larch (Larix) and Cathay poplar (Populus cathayana Rehd), located in the Northeast of China, were investigated. 首先,測定了小徑木的解剖學(xué)特性、物理特性和抽提物的含量,并與成熟材進(jìn)行了比較,根據小徑木木材的上述性質(zhì)探討了小徑木鋸材產(chǎn)生干燥缺陷的原因。
- Stock cutting of Chinese white poplar were difficulty strike root by common seedlings method. Its survival rate was low. Survival rate might be 76.5% by Chinese white Poplar buds grafting Cathay Poplar. 毛白楊采用常規扦插育苗插穗難生根;成活率低;采用毛白楊芽接青楊成活率可達76.;5%25;采用的芽接扦插、地膜扦插和埋條育苗方法對比試驗;結果顯示芽接扦插效果最好;可以推廣生產(chǎn)。
- Especially xifong 6 was higher 30% than ck Cathay Poplar. It was 2.65 times than the location covered film Xinjiang Poplar,99.2cm. It was 1.75 times than the location covered film Cathay Poplar,150cm. 通過(guò)西豐楊的引種試驗,引進(jìn)西豐楊高生長(cháng)均明顯大于對照青楊,尤其是西豐楊6號比對照青楊高生長(cháng)量高出30 3%25,是當地新育地膜新疆楊99 2cm的2 65倍,是當地地膜青楊150cm的1 75倍,樹(shù)種的優(yōu)越性表現突出。
- The 416 D saturated optimum regressive design was adopted to evaluate the effect of mixing application of N, P, K and Si fertilizers on the dry matter and seedling quality of Cathay poplar on a sandy loam aluvium. 本文采用416D飽和最優(yōu)回歸設計在砂壤質(zhì)沖積土設置田間試驗。
- An experiment was conducted to study the effect of potassium permanganate strength on texture emergence of Cathay poplar (Populus cathayana Rehd.) veneers using potassium permanganate as the reagent. 采用高錳酸鉀作為凸顯主劑,對楊木單板進(jìn)行天然花紋凸顯處理,研究高錳酸鉀對楊木單板天然花紋凸顯的影響。
- Qinghai Cathay Poplar and its Fine Clone 青海的青楊及優(yōu)良無(wú)性系
- Study on Seed Source Test of Cathay Poplar 青楊種源試驗研究
- The Method of Prevent and Control Cathay poplar 青楊天牛的防治方法
- This article describes the anatomical features of leaves of seventeen species of Aigeiros and Cathay Poplars. 本文描述了黑楊派和青楊派的17種楊樹(shù)葉片的解剖構造,它們分屬兩種類(lèi)型:等面葉和異面葉。
- Rapid Regeneration of Cathay Poplar by Tissue Culture 青楊組織培養快速繁殖
- Study on the Method of Prevent and Control Cathay poplar 青楊天牛防治技術(shù)研究
- Achievements on Species Improvement of Cathay Poplar Group and Breeding Base Construction 青楊派樹(shù)種改良及綜合繁育基地建設成果
- Analysis on Forestation Effect between Nursery Stock and Stock Cutting for Cathay Poplar 青楊高桿、植苗造林效果分析
- Advances in Researches of Cathay Poplar Leaf Rust(Melampsora larici populina Kleb.) 青楊葉銹病(Melampsora larici-populina Kleb.;)研究進(jìn)展
- Mixing application of N, P, K and Si Affecting Dry Matter And Seedling Quality Of One-Year-Old Cathay Poplar 氮、磷、鉀、硅肥配施對大青楊一年生苗干物質(zhì)及苗木等級影響的研究
- Keywords Cathay poplar veneers;Texture emergence;Wood chromatism;Potassium permanganate; 楊木單板;花紋凸顯;木材色差;高錳酸鉀;
