滇系

滇系4号粳稻品种大面积推广及经济效益分析

Spread with Large-scale Areas of Dian Xi 4 and Analysis on Its Economical Benefit

川滇震旦系灯影组葡萄石的沉积环境

The sedimentary environment of grapestone in Dengying Formation of Sinian system in Sichuan nad Yunnan

川滇地区震旦系&寒武系界线

On the Sinian-Cambrian boundary in the Sichuan - Yunnan region

滇西北石炭系和二叠系牙形刺序列

CARBONIFEROUS AND PERMIAN CONODONT sequence in northwestern Yunnan

滇中震旦系碳酸盐岩破碎地层的钻探护孔新技术

The new means protecting drilling hole in Sinian broken carbonate beds in Central Yunnan

水稻7种不同细胞质源滇型不育系间恢保关系研究

Relationships of Maintenance and Restoration among Seven Kinds of Dian type CMS Lines in Rice

从理论与实践分析BT型、滇型粳稻不育系具有高度的遗传稳定性，发生混杂退化的主要原因在于①繁殖过程中保持系的机械混杂；

Genetic stability of BT type and Dian type cytoplasmic-genetic male sterility was analysied in the article . The three factors including : ① mechanical mixture of maintainer line ;

滇西北昆虫区系特点

The characteristics of insect fauna in northwestern Yunnan Province

滇杨优树无性系苗期叶片性状变异分析

Variation Analysis on Leaf Traits in Seedling Duration of Populus yunnanensis Plus Tree Clones

本文对滇西北昆虫区系特征进行了分析。滇西北昆虫区系具有以下特点：古北区与东洋区种类过渡与交混明显；

The present paper deals with the characteristics of insect fauna in northwestern Yunnan province .

将106份粳稻滇1型不育系在温度明显不同的3个地点种植，研究其花粉败育的特点。

Pollen abortive characters of rice cytoplasmic male sterility ( CMS ) lines of Dian type 1 ( D1 ) were studied with 106 CMS lines grown at three sites varying temperature conditions .

其中，滇东南植物区系与独龙江植物区系在科、属水平上的相似性系数最大，分别达98.7%和78.6%，尽管这两个地区地理位置相距最远。

The highest similarity coefficient , i.e. 98.7 % in family level and 78.6 % in generic level respectively , is found between the regional flora from northwest Yunnan and the flora from southeast Yunnan although the two regions are far away from each other .