湿地松
- 网络pinus elliottii;Slash Pine;pinus elliotii;Pinus elliottii Engelm
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湿地松硫酸盐浆ECF漂白过程中木素结构的变化
Change of Lignin Structure during ECF Bleaching of Pinus Elliottii Kraft Pulp
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对我国引种的南方湿地松进行了实验室模拟EMCC(延伸的改良连续蒸煮)深度脱木素蒸煮的研究。
Laboratory stimulated extended modified continuous cooking ( EMCC ) of pinus elliottii was carried out in this study . The EMCC process maintained a lower alkali concentration in the cook .
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湿地松硫酸盐浆O-D/C-Eo-D漂白工艺的探讨
O-D / C-E_o-D Bleaching for Kraft Pulp of Slash Pine
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湿地松优良半同胞家系光和CO2响应曲线特征参数的变异规律
The variance rule of character parameters responding to light and CO_2 of slash pine 's half-sib
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黑杨派无性系和湿地松苗施用~(15)N和~(32)P标记肥料的试验
Results of the application of labelled ( 15 ) ~ n and 32P fertilizers to younglings of Slash Pine and four clones of hybrid poplars
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尾叶桉、湿地松施P肥的各水平均达显著或极显著差异,施N、K肥的只在个别年度有差异。
There was difference or significant difference between P level application treatments , difference appeared in some individual year for the N , K treatments .
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稳态营养对湿地松容器苗Pt外生菌根形成及生长效应研究
Effects of steady-state mineral nutrition on Pt ectomycorrhizae formation and growth of container-grown seedlings of Slash Pine
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湿地松NDVI与林龄、地形之间的关系
The Relationship Between NDVI , Stand Age and Terrain Factors of Pinus elliottii
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湿地松KP浆氧和过氧化氢脱木素的研究
Oxygen and Hydrogen Peroxide Delignification of Slash Pine Kraft Pulp
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以湿地松人工林为研究对象,通过临时标准地调查测得4942株林木胸径(D)、冠径(E);
The diameter ( D ) and crown ( E ) of 4 942 sample trees of Pinus elliottii collected from temporary sample plots was surveyed in this paper .
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本文研究了湿地松KP浆的完全无氯(TCF)漂白。
Totally-chlorine-free ( TCF ) bleaching of slash pine kraft pulp was investigated .
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南方湿地松改良硫酸盐浆ECF漂白的研究
ECF Bleaching of Pinus Elliottii Modified Kraft Pulp
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对南方湿地松改良硫酸盐法浆(MK浆)和常规硫酸盐法浆(CK浆)进行了ECF漂白的研究。
ECF bleaching of the modified kraft pulp ( MK ) and conventional kraft pulp ( CK ) of Pinus elliottii was carried out in this study .
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湿地松(Pinuselliottii)是我国南方及湖北省重要的造林树种,其所产松脂是重要的化工原料。
Slash pine ( Pinus elliottii ) is an important afforesting tree species in Hubei Province and in the southern China . The turpentine is also the important raw chemical material .
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IDX法测定湿地松种子生活力的研究
Testing seed quality of Slash Pine by IDX method
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土壤pH值随土层深度的增加而提高,除枫香+湿地松混交林(LPMF)地呈弱酸性外,其它4种治理模式呈中性或弱碱性。
The soil pH value increased with increasing soil depth , with the other four kinds of management modes neutral or weakly alkaline , except that LPMF is weakly acidic .
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湿地松KP浆(卡伯值28.2,粘度1024ml/g)经氧和过氧化氢脱木素,卡伯值分别降低45%和32.3%。
The kappa number of slash pine kraft pulp ( kappa no. 28 . 2 , viscosity 1024ml / g ) can be decreased by 45 . 0 % and 32 . 3 % respectively by oxygen and hydrogen peroxide delignification .
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湿地松不同播种量育苗试验,结果以播种量825kg/hm2的单位面积产量和质量最佳,产苗量100.5万株/hm2,(Ⅰ、Ⅱ级苗木边63万株/hm2);
Seedling cultivation experiment on Slash pine ( Pinus elliottii ) with different sowing quantity resulted that the unit area output and quality was the best wiht 82-5kg / hm2 sowing ( seedling : 1 , 005 million / hm2 , Class ⅰ and ⅱ: 630 thousand / hm2 ) .
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在此基础上采用聚乙二醇(PEG-6000)高渗溶液进行人工模拟水分胁迫,试验研究湿地松种子对水分胁迫的生态学响应,揭示了湿地松种子的抗旱机理。
Based on this , The artificial water stress treatment was conducted with polyethylene glycol ( PEG-6000 ) hypertonic solution , so that we can find the response of seeds of Pinus elliottii to water stress and drought-resistant mechanism .
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文中在利用Richards函数对湿地松生长进行拟合和利用动态规划方法在计算机上直接模拟抚育间伐的基础上,初步确定了江西省丘陵区湿地松多效益经营模式林分的采伐技术。
In this article , the cutting technology of the multi-benefit management pattern of the Pinus elliottii plantation in the hilly region of Jiangxi Province was established at the base of modeling its growth by use of Richards function and simulating its cutting using dynamic programming by computer .
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湿地松钻一次孔其连续流脂时间最短为20~30d,最长可达80~100d,平均单株产脂量为294.1g。
However , for slash pine continuous oleoresin flowing lasted at least for 20 to 30 days , the longest is up to 80 to 100 days , with an average yield of the oleoresin 294.1 g per tree .
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湿地松加勒比松杂交组合引种试验研究
Introduction Experiment of the Hybridization Combination of Pinus elliottii and P.caribaea
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世界湿地松引种经营之现状&兼谈我国的对策
Introduction and Management of Pinus elliottii over the World and China
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城市化对湿地松人工林氮素供应的影响
Effects of urbanization on soil nitrogen supply in Pinus elliottii plantations
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湿地松纸浆材化学成分的变异
Variation in the chemical composition of slash pine for pulp wood
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湿地松与茶树间作生态效应的研究
Studies of ecological benefits of Interplanting Slash Pines in tea plantation
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闽东南湿地松生长调查
An Investigation on the Growth of Pinus elliottii in Southeastern Fujian
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湿地松、火炬松生长对比试验研究
Research on Comparison Experiment Between Pinus Elliottii and Pinus Taeda Growth
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湿地松二元立木材积模型的研究
A study on the binary standing volume model of Slash Pine
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不同预处理对湿地松种子活力的影响
Effect of various treatments on the seed vigor of Pinus elliottii