1) Betula albo-sinensis
红桦
1.
Effects of elevated CO_2 concentration and temperature on root structure of subalpine Betula albo-sinensis seedlings in western Sichuan,southwestern China;
CO_2浓度和温度升高对川西亚高山红桦幼苗根系结构的影响
2.
Effects of elevated CO_2 concentration and temperature on nutrient accumulation and allocation in Betula albo-sinensis seedlings;
大气二氧化碳浓度与温度升高对红桦幼苗养分积累和分配的影响
3.
Responses of subalpine Betula albo-sinensis soil invertase activity to elevated atmospheric temperature and CO_2 concentration in Western Sichuan;
川西亚高山红桦幼苗土壤蔗糖酶活性对温度和大气二氧化碳浓度升高的响应
2) Betula albosinensis
红桦
1.
Effects of elevated atmospheric CO_2 concentration on Betula albosinensis seedling roots;
大气CO_2浓度升高对红桦幼苗根系的影响
2.
Effects of elevated CO_2 on the growth and nutrient contents of Betula albosinensis seedlings with two planting densities;
CO_2浓度升高对两个种植密度下红桦生长和养分含量的影响
3) brich juice
红桦汁
4) red birch seedling
红桦幼苗
1.
Traits of photosynthesis and chlorophyll fluorescence of red birch seedlings(Betula albosinensis)were investigated under a 30±2.
为了研究弱光环境对林下红桦幼苗光合生理的影响,进行了30±2。
5) birch(Betula albosinensis)
红桦(Betula albosinensis)
6) Betula albo-sinensis population
红桦种群
1.
The T-square study of Betula albo-sinensis population on the west slope of Jiuding Mountain showed that the population was mainly in random distribution, and in aggregated distribution in a few lines because of the negative human activities and severe destructions.
用T square距离方法 ,通过空间格局的T形指数C及其检验值Z1,对九顶山西坡红桦种群中选取的 3块样地 6条样线进行了研究 。
补充资料：红桦林
沿库尔德宁大铁桥河西公路南行约3公里,便到红桦林.红桦林宽十几米,数十米不等,长近1公 里.奇的是沿河西到公路两侧几科是一色的高大桦树,树龄都在百年以上.疏处古木参天,或曲或挺;密处葛绕藤牵,牛马不能进.林灌之下,草莓,马林,蘑菇俯拾皆是.河水绕林哗哗流淌,在河不平缓处,观景钓鱼更是一种难得的雅致和离受.来到红桦林仿佛进入了童话世界,其情其景,妙不可言.
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条