masson pine

Easy and Quick Test of Masson Pine Seed

马尾松种子的简便快速检验

Study on Intraspecific Competition of Young Masson Pine

马尾松中幼龄林种内竞争的研究

The pine is a rich plant resources of Zhejiang Province, the distribution area of many types of masson pine, slash pine and black pine.

浙江省松属植物资源丰富，其中分布面积较多的种类有马尾松、湿地松和黑松等。

Differences in Morphological Characteristics and Seeding Quality of Melia azedarach Seeds from Different Provenances Provenance Variation in Growth, Stem-Form and Wood Density of Masson Pine at 24-Year-Old and the Provenance Division

不同种源苦楝种子形态特征和播种品质差异研究24年生马尾松生长、形质和木材基本密度的种源变异与种源区划

By the statistical analysis method, the authors researched the growth model and cutting age of masson pine natural forest with the sample plot inventory data.

根据标准地调查资料，应用统计分析方法研究生长模型，并结合森林经营实际确定采伐年龄。

Study on good provenances of Masson pine for pulpwood on hilly lands of central Hubei Provinces

鄂中丘陵岗地马尾松造纸材优良种源的研究

Economical Analysis of Optimal Culture Density of Masson Pine Plantation for Pulp

马尾松纸浆材林优化栽培密度经济分析

In a poorly bonded sheet of masson pine pulp, tearing strength depends on fiber length.

对于马尾松浆，在纤维间结合较差的纸页中，纤维长度对纸页撕裂强度的影响非常明显；

Forecast Models of the Area of Leaf of Single Masson Pine Tree

单木叶面积预测模型

The seasonal changes of bird community and bird species diversity in Masson pine ( pinus massoniana lamb.) plantation in Northern Zhejiang Province

浙北马尾松人工林鸟类群落结构和多样性指数的季节变化

Trees from twenty open pollinated families of masson pine were chipped, screened and pulped using the kraft process to investigate the genetic differences of properties of unbleached kraft pulp between the families.

对13年生20个马尾松自由授粉家系100株树木进行硫酸盐法制浆试验，研究未漂硫酸盐木浆品质和物理性能在家系间的遗传差异。

A Preliminary Study of Germination Characters of Masson Pine pollens and Pollens Vitality of Masson Pine with Different Stands He sat on the ground which was littered with dry grass and pine cones.

马尾松花粉萌发性状和不同林分马尾松花粉生活力的初步研究他坐在地上，地上有些干草与松花。

At same slope degree and length, the soil erosion rate was decreased with the order of young chestnut garden> bamboo field> sparse masson pine forest land> tea garden.

相同坡度和坡长条件下，幼龄板栗园的土壤侵蚀速率>雷竹园>稀疏马尾松林地>茶园。

The neighborhood interference effect in the Masson Pine and Camphortree mixed artificial forest

马尾松香樟人工混交林中的邻体干扰效应

Most serious drought in 1994 caused the large number of the death of black pine and Masson pine that was the basic factor of drought stress.

1994年特大干旱是导致感染松材线虫后黑松、马尾松大量死亡的根本原因。

Study on Improving the Tint of Masson Pine Kraft Pulp

改善马尾松硫酸盐本色浆色泽的研究

Making a Study of Growth Process of Masson Pine Stand in Guangdong Province

广东省马尾松林分生长过程的研究

Analysis on the Content of Shikimic Acid in Masson Pine, Oriental Arborvitae, and Star Anise

马尾松、侧柏和八角茴香中的莽草酸含量分析

Control Pitch Trouble of Masson Pine TMP with Oxidants

氧化剂控制马尾松TMP树脂障碍

The age structures, distribution patterns and growth of young population of Masson pine in Duyun area of Guizhou province were preliminarily studied in this paper.

探讨了贵州省都匀地区马尾松次生林幼龄种群的年龄结构、分布格局及生长状况。

Study on the Ripe Age of Masson Pine for Raw Material Papermaking

马尾松造纸原料林成熟龄的研究

The carbon density decreasing from the top to the bottom in following order: Oak tree Camphor tree Chinese sweet gum Chinese fir Masson pine Slash pine.

碳密度从大到小的排列顺序为：栎林樟树枫香杉木马尾松湿地松。

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

Firms on Sale These calculation results may be considered as basis for pricing masson pine plantations for trade.

上述计算结果，可作为马尾松人工林折价出售的价格依据。

With pulp board quality guaranteed, a portion of huge end eucalyptus is added in the 100% masson pine continuous cooking system. Effects are studied on hardness, b value, yield and strength merit of the pulp after huge end eucalyptus addition.

在不影响浆板质量的前提下，在原100%马尾松生产系统掺入部分巨尾桉，探讨了掺入巨尾桉后对纸浆硬度、b值、得率、强度指标的影响。

Using quadratic orthogonal rotation design, with the aid of computer, this paper established a mathematical model of ground diameter for masson pine ( Pinus massoniana), which related to fertilizer nitrogen, fertilizer phosphorus, fertilizer potassium, density and seedling date.

本文采用二次正交旋转组合设计方法，建立了N、P、K、空间条件、时间条件五项技术措施与马尾松苗木地径关系的数学模型。

The value of the nugget and sill ratio is between 25% and 75%, Blong to a moderate degree of spatial correlation, and the status of Masson pine for the space-related degree is better than Chinese fir.

块金值与基台值的比值均在25%～75%之间，属于中等程度的空间相关，且马尾松地位指数的空间相关程度比杉木的要大。

Winter and summer bird communities and bird species diversities in middle age and young Masson Pine Plantations in Northern Zhejiang Province

浙北中、幼龄马尾松人工林冬、夏季的鸟类群落组成及多样性指数

Karyotype Analysis and Fuzzy Clustering on Different Seed Sources of Masson Pine and Japanese Black Pine

马尾松与黑松种源核型和模糊聚类

Study on correlation between chemical element contents in the annual ring of Masson pine tree and those in soils near tree roots in red soils area of Jiangxi Province

江西红壤地区马尾松的年轮与其根部土壤中化学元素含量的相关性研究