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   马尾松 的翻译结果: 查询用时:1.164秒
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马尾松     
相关语句
  masson pine
     Regression equations between stem DBH (D) and mean hemisurface area (LA) for slash pine, masson pine and Chinese fir were LA=0.073 D 2.151 5 , LA=0.060D 2.197 3 and LA=0.042D 2.302 7 , respectively.
     胸径与单木叶片半表面积之间的经验方程为湿地松LA=0.073D2.1515、马尾松LA=0.060D2.1973和杉木LA=0.042D2.3027。
短句来源
     Important findings Allometric equations for foliage biomass of slash pine, masson pine and Chinese fir were W=12.074 1D 2.151 5 , W=6.972 7D 2.197 3 and W=5.261 9D 2.302 7 , respectively.
     根据拟合结果,选择如下方程计算3个树种的叶生物量湿地松W=12.0741D2.1515、马尾松W=6.9727D2.1973和杉木W=5.2619D2.3027。
短句来源
     Comparison of Newsprint Grade SGP, TMP and CTMP of Masson Pine
     马尾松SGP、TMP和CTMP用作新闻纸浆料的比较
短句来源
     The testing results showed that K IC in TL direction of Chinese Fir was 4.812 MPa·mm 1/2 while Masson Pine was 9.667 MPa·mm 1/2 .Geometry and size of cracked specimen had no significant effect on fracture toughness.
     结果表明 :含有 TL 型裂纹的杉木断裂韧性为 4.812 MPa· mm1 /2 ,马尾松的断裂韧性为 9.6 6 7MPa· mm1 /2 ;
短句来源
     From annual litterfall the total return of five nutrient elements were 238.05, 213.77, 223.93, 289.90 and 304.12 kg·hm~(-2) respectively, for the five mixed communities, and 142.01 kg·hm~(-2) for pure Masson Pine stand.
     5个混交林群落及马尾松纯林凋落物中的养分年归还总量分别为238·05、213·77、223·93、289·90、304·12和142·01kg·hm-2。
短句来源
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  masson pines
     Study on the Photosynthesis Character of the Different Masson Pines
     马尾松不同种源光合特性研究
短句来源
     Bursaphelenchus mucronatus were inoculated in masson pines on Nanshan Mountain, Chongqing.
     用拟松材线虫(Bursaphelenchus mucronatus)接种重庆南山马尾松(Pinus massoniana)。
短句来源
     Artificial inoculation ofMasson pines grown in forest zone also proved preliminarily that resistanceof Masson pines to PWN varied with ages of the trees Seedlings of 1 to 2year-old and grown trees of over 25 year-old were highly and medianlysusceptible to PWN,respectively,with disease incidences of 85.7% and about30% respectively.
     1—2年生马尾松苗高感松材线虫,病枯株率高达85.7%; 树龄25年以上的成材树病枯株率约30%;
短句来源
     Au investigation on the cause of Pinus massoniana wilt in the areas beinginfected with pine wood nematode(PWN)in Jiangsu Province was carriedout from 1987 to 1988.Among the 143 samples collected from wilted or wilting Masson pines in sevsral stands,94(65.7%)were found to have beeninfected by PWN.
     1987—1988年在江苏南京—镇江松材线虫疫区内采(征)集143份自然枯死或濒死马尾松样本,在94份(65.7%)样本中查见松材线虫。 有关林分中马尾松的病枯情况不一,在句容桥头一下蜀一线、江宁汤山和六合方山等处有过相当多的马尾松发病死亡。
短句来源
     100% of young forests of masson pines in 2000 was from the middle aged masson pine forest; 74.06% of young aged Chinese fir forests was from near mature,mature and over mature forests of Chinese fir; almost 10% of unused land was from near mature,mature,over mature broad_leaved forest or middle aged broadleaf forest.
     2000年,100%的马尾松幼龄林由1990年马尾松中龄林转变而来,74.06%杉木幼龄林由杉木近成过熟林转变而来,将近10%未利用地由阔叶近成过熟林或阔叶中龄林转变而来。
短句来源
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  pinus massonian
     The immature embryos of Pinus massonian were cultured as explants on 1/2MS medium containing various combinations of BA and NAA at 25±2 ℃.
     取优良的马尾松幼胚作为外植体,在添加不同BA、NAA浓度配比的1/2MS培养基上于室温25±2℃进行组织培养.
短句来源
     The diurnal variations of photosynthesis rate(Pn), transpiration rate(Tr) and stomatal conductance(Cond) of the mixed forest of Pinus massonian and Quercus fabric were determined by using Li-6400 portable photosynthesis system under natural conditions.
     自然条件下使用开放式气体交换LI-6400便携式光合测定系统对松栎混交林中的马尾松和白栎的光合速率、蒸腾速率、气孔导度等光合特性进行了测定.
短句来源
     Preliminary Report on Study of Callus Inducing from Immature Embryo in Pinus Massonian
     马尾松幼胚培养愈伤组织诱导的初步研究
短句来源
     Studies of the Diurnal Variations of Photosynthesis in the Mixed Forest of Pinus massonian and Quercus fabric
     松栎混交林中马尾松与白栎光合作用的日变化
短句来源
     Dendrolimus punctatus was one of several damaged pests in Masson pine(Pinus massonian Lamb)forest. The prevention experiment on D.
     马尾松毛虫Dendrolimus punctatus Walker是马尾松林重要害虫。
短句来源
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  masson
     A Study of Totally-Chlorine-Free Bleaching of Masson Pine Kraft Pulp for High Brightness
     马尾松硫酸盐浆高白度完全无氯漂白的研究
短句来源
     A PRELIMINARY STUDY ON THE AGE STRUCTURE AND DISTRIBUTION PATTERN OF MASSON PINE POPULATION ON THE JINYUN MOUNTAIN, SICHUAN PROV., CHINA
     缙云山马尾松种群年龄结构和分布格局的初步研究(英文)
短句来源
     A STUDY OF BIRD PREDATION ON PINE CATERPILLAR LARVAE IN THE ARTIFICIAL MASSON'S PINE PLANTATION IN NORTHERN ZHEJIANG
     浙北马尾松人工林鸟类捕食松毛虫幼虫的研究
短句来源
     Inheritance and Linkage of GOT, LDH and MDH Isozymes in Masson Pine(Pinas massoniana Lamb.)
     马尾松GOT、LDH和MDH同工酶的遗传方式和连锁关系
短句来源
     THE STUDY ON THE DIVISION OF MASSON'S PINE PRODUCTION AREAS IN JIANGXI PROVINCE
     江西省马尾松产区区划研究
短句来源
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  masson pine
Organic acid exudation from the roots of Chinese fir (Cunninghamia lanceolata) and Masson pine (Pinus massoniana) seedlings under low phosphorus stress was studied using the solution culture method.
      
The results revealed that organic acid exudation from the roots of Chinese fir and Masson pine seedlings under low phosphorus stress increased.
      
Compared with P3 (KH2PO4, 0.5 mmol/L), the average organic acid exudation from the root of Masson pine seedlings under P0 (KH2PO4, 0 mmol/L), P1 (KH2PO4, 0.03 mmol/L) and P2 (KH2PO4, 0.09 mmol/L) increased by 328.6%, 267.9% and 126.4% respectively.
      
Masson pine from Zhejiang Province in China had the highest organic acid exudation.
      
Under low phosphorus stress, the increase in organic acid exudation from the different provinces of Chinese fir and Masson pine varied.
      
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  masson pines
There are about 2000 ha of forest, mainly Masson pines (Pinus massoniana Lamb) which have exhibited decline since the beginning of the 1980s.
      
Surveys of stands estimated that 85% of Masson pines are injured.
      
Symptomology of Masson pines includes tip necrosis of needles, thin crown, reduced needle length, premature abscission, branch dieback, reduced radial growth.
      
  masson
Organic acid exudation from the roots of Chinese fir (Cunninghamia lanceolata) and Masson pine (Pinus massoniana) seedlings under low phosphorus stress was studied using the solution culture method.
      
The results revealed that organic acid exudation from the roots of Chinese fir and Masson pine seedlings under low phosphorus stress increased.
      
Compared with P3 (KH2PO4, 0.5 mmol/L), the average organic acid exudation from the root of Masson pine seedlings under P0 (KH2PO4, 0 mmol/L), P1 (KH2PO4, 0.03 mmol/L) and P2 (KH2PO4, 0.09 mmol/L) increased by 328.6%, 267.9% and 126.4% respectively.
      
Masson pine from Zhejiang Province in China had the highest organic acid exudation.
      
Under low phosphorus stress, the increase in organic acid exudation from the different provinces of Chinese fir and Masson pine varied.
      
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