hog shaft是什么意思

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Species of Lophodermium on Pines in Sichuan and PCR, Cloning and Sequence Analysis of ITS Regions of the rRNA Gene;

四川省松树散斑壳菌的种类及其rRNA基因ITS区的PCR、克隆和序列分析

Based on distribution properties of forest community and species in Zhejiang province,122 typical sample plots for pines(including Pinus massoniana,P.

根据浙江省森林群落和树种分布特点,在浙江省200万hm2重点公益林范围内,按气候区、林分类型、林龄组成、立地条件、林分组成等设置松类树种(包括马尾松、黄山松、湿地松、华南松和火炬松)典型样地122个,实测标准木255株。

This fungus could reach the maximum production of toxin in the PD liquid medium, while the host pine needle extract could not obviously improve the production and pathogenecity of toxin.

本文对松赤枯病菌 (PestalotiafunereaDesm 。

The essential oil constituents from pinus tabulaeformis carr.

对辽宁油松松针挥发性成分进行分析和鉴定,测得松针挥发油的含量为1。

Research advance of natural product in Korean pine nut;

红松松仁中天然产物的研究进展

In this study,the steam distillation was used to extract the volatile constituents from the bark of Pinus tabulaeformis Carr.

采用水蒸气蒸馏法对兰州产油松松皮的挥发性成分进行提取 ,采用 GC/MS方法分离、鉴定了其中 4 2个化学成分 。