Phylogeography of Asian wild rice, Oryza rufipogon, reveals multiple independent domestications of cultivated rice, Oryza sativa Cultivated rice, Oryza sativa L., represents the world's most important staple food crop, feeding more than half of the human population. Despite this esse... JP Londo,...
摘要 英语语感就是人们对英语语言的感觉,它包括人们对英语的语音感受,语意感受,语言情感色彩的感受等.它是人们对英语语言的直接感知能力,是人们对英语语言法则或语言组织方法的掌握和运用,是经过反复感性认识上升为理性认识的经验和体会. 关键词初中英语 / 语...
是重要的传粉媒介,对维持全球生物多样性和生态平衡做出了巨大贡献.保幼激素(Juvenile hormone,JH)在调控其生长发育,繁殖等方面发挥了重要作用,作为类似物的吡丙醚(Pyriproxyfen,PPN)在影响昆虫生理活性上与保幼激素具有相似功能.然而吡丙醚如何影响蜜蜂体内JHⅢ滴度平衡及对保幼激素通路的影响研究尚不充分.此外,虽已...
Toxicity of sixty‐three metals and metalloids to Hyalella azteca at two levels of water hardness D.G., 2005, Toxicity of sixty-three metals and metalloids to Hyalella azteca at two levels of water hardness: Environmental Toxicology and Chemistry, v... U Borgmann,Y Couillard,P Doyle,... -...
1.本外观设计产品的名称:印花布(幻空).2.本外观设计产品的用途:本外观设计产品用于制作纺织品.3.本外观设计产品的设计要点:图案与色彩的结合.4.最能表明本外观设计设计要点的图片或照片:主视图.5.省略视图:本外观设计产品为平面产品,其他视图无设计要点,故省略视图.6.请求保护的外观设计包含色彩.7.外观设计的单...
PURPOSE: To decrease limitation of installation by dividing a casing to form separately two forming parts, one part for an indoor air side part and the other part for an outdoor air side part. ;CONSTITUTION: In the case that an indoor air side part P and an outdoor air side part Q ar...