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rupprechtii

rupprechtii

rupprechtii

rupprechtii

2

Presently , studies on Larix principis-rupprechtii population and community are rather insufficient.

目前，对华北落叶松种群和群落生态学的研究较为薄弱。

4

Techniques in establishment and management of cutting orchard of Larix principis-rupprechtii Mayr .

华北落叶松采穗圃经营管理技术。

6

Morphological variance and natural types'division of plus trees of Larix principis-rupprechtii Mayr.

华北落叶松优树自然类型的划分。

7

Individual and family variations in rooting ability of Larix principis-rupprechtii Mayr.

华北落叶松扦插生根能力的遗传变异及选择。

8

STUDY ON POLLINATION BIOLOGY OF LARIX PRINCIPIS-RUPPRECHTII MAYR.

华北落叶松传粉生物学的研究。

9

Seed zones of Chinese forest trees--Seed zones of Larix principis-rupprechtii Mayr.

中国林木种子区华北落叶松种子区

12

Silvicultural partner experience on Larix principis-rupprechtii

华北落叶松造林成对比较试验研究

13

Discussions on pre-schedule Harvest cutting of Larix principis-rupprechtii plantations in northern Hebei

冀北地区华北落叶松人工林提前主伐利用的探讨

14

Selection of the Optimal Seedling-Raising Methods of Larix principis-rupprechtii

华北落叶松最佳育苗方法选择的研究

15

Site Condition Selection of Larix principis-rupprechtii in Western Part of Liaoning Province

辽西地区华北落叶松造林立地条件选择的研究

16

Relationship Between Soil Fertilities and Larix principis-rupprechtii Communities in Successional Stages

华北落叶松群落与土壤肥力的关系

17

Primary studies on the mRNA differential performance in Larix principis-rupprechtii during cold acclimation and nonacclimation

华北落叶松冷驯化与非冷驯化 mRNA 差异显示初步分析

18

Effect of Interception of Precipitation of Larix principis-rupprechtii Mayr Plantation in Mountain Land in North Hebei

冀北山地华北落叶松人工林对降水截留效应的初步研究

19

Experiment on Larix principis-rupprechtii Mayr introduction in east low mountain area of Hebei Province

冀东低山华北落叶松引种造林试验研究

20

Compilation of the growth table for Larix principis-rupprechtii Mayr man--made forest

华北落叶松人工林生长过程表的编制

21

Sustainable Pest Management of Larix principis-rupprechtii in Qilian Nature Reserve

祁连山自然保护区落叶松病虫鼠害可持续控制研究

23

Study on Dynamics of Soil Animals Community of Larix principis-rupprechtii May Forest in Guandi'Mountain

庞泉沟华北落叶松林土壤动物群落动态研究

24

Study on Diversity of Maro-animal Community in Larix principis-rupprechtii Forest in Guandi Mountain

关帝山华北落叶松林大型土壤动物多样性的研究

25

Analysis on Sowing and Cultivating Seedling of Larix principis-rupprechtii Mayr in Autumn

对华北落叶松秋季播种育苗的分析

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Calcium Distribution During Pollen Development of Larix principis-rupprechtii

华北落叶松花粉发育过程中的钙动态分布

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Production Experiment of High-quality Seed Base of Larix Principis-rupprechtii

华北落叶松林木良种基地生产试验

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Fine-root Biomass of Larix principis-rupprechtii and Seasonal Dynamics of Forests

华北落叶松人工林细根生物量及季节动态

30

Effect of continuous High Temperature on Larix Principis-rupprechtii

持续高温处理对华北落叶松的影响

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