环境生物学和生态学  

出　　处：《中国生物学文摘》2005年第9期124-133,共10页Chinese Biological Abstracts

摘　　要：非线性奇摄动多种群生态竞争-捕食系统的渐近解；具有反馈控制的两种群竞争系统的概周期解；一个具有信害关系的三种群模型的诱导控制；多滞量捕食模型的正周期解；普通和稀释培养基研究太湖沉积物可培养细菌的多样性；红树林土壤细菌群落16SrDNA V3片段PCR产物的DGGE分析；山地荒漠草原植物群落多样性与环境因子动态关系研究；沙棘对辽宁西部杨树人工林叶片水分状况的影响研究；坡耕地等高固氮植物篱复合经营系统根系分布格局研究；辽东栎叶片气孔密度及δ^13 C值的时空变异毛乌素沙地臭柏年轮生长动态的研究；6种白腐菌腐朽后的山杨木材和木质素官能团变化的红外光谱分析；木荷和杉木人工林天然降水．穿透雨和树干茎流DOC和DON浓度及动态；采伐作业对长白山阔叶红松林林下植被影响的研究；露天煤矿排土场植被调查与自然恢复研究；广东亚热带森林木本植物幼苗生长特性研究；地下根竞争对3种木本植物幼苗生长的影响；大气污染胁迫下9种植物幼苗叶片热值、C／N和灰分含量比较；……Asymptotic solution for the nonlinear singularly perturbed systems of multispecies ecological competition-predator;Aim ost periodic solution in two species competitive system with feedback controls;The induction control of a three-species model with partial harm relations;Positive periodic solution of a predator-prey system with several delays;Bacterial diversity in the sediments of Taihu Lake by using traditional nutrient medium and dilution nutrient medium;Mangrove soil community analysis using DGGE of 16S rDNA V3 fragment polymerase chain reaction products;Study on the sensitivity and vulnerability of wheat to climate change in China;Studies on dynamic relationship between plant diversity and environmental factors in the mountain-desert grassland;Effects of seabuckthorn on the leeaf water status of poplar plantation in the west area of Liaoning Province;Distribution patterns of root system under contour hedgerow intercropping on slopeland in dry valley of the jinsha river;Tempo-s p at ia I variations in the stomatal density and δ^13C value of Quercus liaotungensis leaves; Dyna mic analysis on tree ring growth of Sabina vulgaris grown in mu us sandland;……

关 键 词：环境生物学 竞争-捕食系统 植物群落多样性 生态学 长白山阔叶红松林 土壤细菌群落 两种群竞争系统 16SrDNA 等高固氮植物篱 

分 类 号：S812.43[农业科学—草业科学] X17[农业科学—畜牧学]