【Abstract】Employing the cohesive analysis framework of the systemic functional approach， the paper analyzes the recurre......

孝感地区板栗主要害虫剪枝栎实象、栗实象、板栗雪片象对板栗生产构成严重威胁, 影响板栗的产量与质量.3种象虫的成虫出土期各不相......

数学新课程标准引发的教育改革给师范院校提出了新的挑战,从而使培养中学数学教师的高师数学教育中重要的、有特色的课程—数学课......

To the Editor:Post-transplant lymphoproliferative disorder (PTLD) is a rare and potentially fatal complication occurring......

盐池县扬黄灌区在实施灌溉两年后，有２２０．４５ｈｍ＾２土地发生了不同程度次生盐渍化，另沿有２１２．１ｈｍ＾２处在潜在盐化之中。盐池扬黄灌区次生盐渍化发生分布规律为......

通过在青山乡的高岭、双峰乡的观音等地的调查研究，认为马尾松毛虫的发生，与林相之间关系密切，经方差分析，纯林的为害度显著高于混交林......

在试验田对夏玉米小斑病田间流行动态和垂直扩展情况进行了试验研究,并分析了影响病害发生流行的因素,摸清了夏玉米小斑病的田间发......

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Up to present,the problem of the evaluation of fault diagnosability for nonlinear systems has been investigated by many ......

In this paper, the distributed synchronization of stochastic coupled neural networks with time-varying delay is concerne......