Results 111 to 120 of about 170,932 (161)
[Risk factors associated with neurodevelopmental outcomes at 2-3 years of corrected age in extremely preterm infants]. [PDF]
Yang YL +6 more
europepmc +1 more source
根瘤線蟲(Root-knot nematodes)是人類記載最早的植物寄生線蟲之一。受害植物所產生的病徵最易辨別。已知的蟲種高達70多種。它的植物寄主廣泛,可造成農作物品質和產量的重大經濟損失。所以是植物寄生線蟲中最重要的病原線蟲之一。 因為根瘤線蟲對農作物的生產影響很大,美國北卡羅來納州立大學(North Carolina State University)植病系的線蟲學專家們在Dr.
王國強
core
[Key epidemiological data and recommended prevention and control measures for primary liver cancer]. [PDF]
Cao GW.
europepmc +1 more source
[Preliminary efficacy and safety of a dose-intensified C5VD regimen in 24 children with locally advanced hepatoblastoma]. [PDF]
Peng JX +11 more
europepmc +1 more source
本文以新亚欧大陆桥段水害为研究对象,经过深入调查、实地考察和历史资料的收集,应用数理统计和构建模型的方法,从孕灾环境、致灾因子、承灾体等角度详尽研究了陆桥新疆段沿线水害的成因机理和时空耦合关系。分析了陆桥段水害危险性,并加以区划,旨在为西部大开发,建设大通道的防灾、减灾工作提供科学依据。文中创新之处可归纳为以下几点:1.
杨思全
core
[Influencing factors of olfactory impairment in OSA and construction of nomogram prediction model]. [PDF]
Zhao Y, Lyu Z, Guo Q, Rong Z, Luo X.
europepmc +1 more source
通过对风动力与下垫面,包括地形地貌、沙丘高度、植被盖度以及沙物质颗粒等的相互作用和影响的分析,将古尔班通古特沙漠从北到南划分为6个风沙危害形成的环境区:Ⅰ.北部边缘区;Ⅱ.北部区;Ⅲ.中部区;Ⅳ.中部偏南区;Ⅴ.南部区;Ⅵ.南部边缘区。综合考虑各因素,依据沙源条件,将风沙危害形成环境的6个区划分为3个级别:一级为潜在风沙危害严重区(Ⅲ区);二级为潜在风沙危害较重区(Ⅳ,Ⅴ,Ⅵ区);三级为潜在风沙危害较轻区(Ⅰ,Ⅱ区)
穆元伟,雷加强,石泽云
core
[Cessation intention and behavior of e-cigarettes and associated factors among 18-44 Chinese adults: Based on protection motivation theory]. [PDF]
Zhang X +5 more
europepmc +1 more source
[Adolescent depressive disorder: prevalence, risk factors, current status of diagnosis and treatment, and challenges]. [PDF]
Cong EZ.
europepmc +1 more source
粉尘、SO2等的煤烟型复合污染是我国尤其是南方污染区的主要类型。大气监测结果表明粉尘、SO2和NOx均超过国家标准,对中等抗性的柑桔树分别造成了不可见的生理伤害(粉尘已造成可见伤害),并通过对其叶片S含量和叶上蒙尘量的测定得到进一步证实。它们长期的复合污染加剧了这种伤害,导致桔树生长失调,长势差,桔果产量连年下降 ...
包维楷
core

