The relationship between environmental factors (climate and soil) and plant life form gradient was analysed by doub sieving progressive regression method, and mathematical models were set up.
并用双重筛选逐步回归的方法分析了环境(气候和土壤)因子与植物群落生活型谱梯度的关系，建立了相应的数学模型。
We concluded that plant life-form function groups were unsuitable as the key plant function types to evaluate and forecast the changes of region vegetation.
认为植物生活型功能群不宜作为评估和预测本研究区域植被变化的关键植物功能型。
Variations in plant life-form spectra along an altitudinal gradient were investigated in Shikengkong, Guangdong province using gradient sampling method.
在广东石坑崆对植物生活型谱的垂直分布进行了研究。
This paper mainly discussed the basic definition and types of plant life cycle form.
主要阐述了植物生活史型的基本定义和基本模式。
Gramineae life form was made up of perennial plant and annual plant and the ecotype was consisted of mesophyte and xerophyte.
生活型为多年生植物和一年生植物，生态型为中生植物和旱生植物两种类型。
The results show that: 1)the vegetation in this areas can be divided into 15 communities, according to plant life-form, trees, shrubs, herbs have 4,6 and 5 types respectively.
结果表明：1）研究区植物群落可以划分为15种类型，其中乔木群落4个，灌草群落6个，草本群落5个；
Steps and methods to establish the vegetation classification systems are given and the new plant life-form and vegetation classification system are established.
鉴于多建群种植被的客观存在及其存在形式多样， 在分类系统中给出相应的位置——多建群种植被纲。
Steps and methods to establish the vegetation classification systems are given and the new plant life-form and vegetation classification system are established.
鉴于多建群种植被的客观存在及其存在形式多样， 在分类系统中给出相应的位置——多建群种植被纲。
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