Fruit color preferences of birds in Xishuangbanna tropical primary forests and secondary;
西双版纳热带森林中原生林与次生林内鸟类对不同颜色果实的选择
The results indicate that the structure of spider communities in original secondary forest with excellent plant.
结果表明：植物层次好,灌木种类丰富的次生林蜘蛛群落结构优于灌木单调的残次林和人工林;在影响原始次生林蜘蛛群落结构的诸因素中,人为干扰的影响作用最大。
Methods For five years,we observed karst natural forest and secondary natural f.
喀斯特原生林植被层地上部分最大持水量为28。
Responses of Soil Available Nitrogen of Natural Forest and Secondary Forest to Simulated N Deposition in Changbai Mountain
长白山原始林和次生林土壤有效氮含量对模拟氮沉降的响应
ITTO's Classification and Definition on Primary Forest,Degraded Primary Forest,Secondary Forest and Other Categories of Tropical Forests
ITTO对原始林、退化原始林、次生林和其他热带森林类别的界定
Comparison of Soil Physical Properties under Primary and Secondary Forests in Jiuzhaigou and Huanglong Nature Reserves,Sichuan,China
九寨沟和黄龙自然保护区原始林与次生林土壤物理性质比较
Study on the Ecological Characteristics of Natural and Secondary Forest of Fagus Pashanica
巴山水青冈（Fagus pashanica）原始林及天然次生林生态学特征研究
Xiaoxing'an Mountains Virgin Forest & Secondary Forest Landscape and Digital Forest Management;
小兴安岭原始林与次生林景观及数字化经营研究
Comparison of Plant Species Diversity and Factors Influencing Species Diversity of Primeval and Secondary Forests on the Northern Slope of Changbai Mountains,China
长白山北坡原始林与次生林植物物种多样性比较及影响因素分析
A forest or wooded area in its natural state.
天然林，原始林天然状态的树林或林区
Study on Structure and Species Diversity of Secondary Vegetation on High Altitude Dark Coniferous Forest Cutting Land
高海拔原始暗针叶林采伐迹地次生植被结构与物种多样性研究
aboriginal forests; primal eras before the appearance of life on earth; the forest primeval; primordial matter; primordial forms of life.
原始森林；地球上生命出现之前的原始时期；原始森林；原生物质；生命的原始形式。
I traveled most of the mountains and virgin forest alone.
（我独自一人行遍名山大川和原始森林。
Physiognomy classifies forests based on their overall physical structure or developmental stage (e.g. old growth vs. second growth).
地貌样式林根据它们整体物质结构或发展阶段（例如原生和次生）。
a great fire swept across the bushland.
大火席卷了原始林带。
Green trees reach to the sky in the virgin forest.
原始森林里碧树参天。
the ferity of the animals of the virgin forest
凶残的原始森林动物
The railway cuts through a primeval forest.
铁路穿越原始森林。
Studies on Carbon Sequestration of Larix Gmelinii Virgin Forest and Restoration Forest after Cutting
兴安落叶松原始林和采伐后恢复林分的碳汇能力研究
Shennongjia prime Forest in Hubei province attracts eco-travelers.
湖北省的神农架原始森林吸引着生态旅游者。
Effects of remaining strong sprouts and controlling young seedling density on the growth of secondary faber oak forest
除萌留壮和幼林密度调控对白栎次生林生长的影响