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PhotoSynthe3isisaprocessofaccumulat-ingorganicmaterialsinthylakoidmembranesofgreenplantchloroplast.Whentheleavesofgreenplantaredestroyedbysomefactor,chlo-rophyllcontentwillchange,whichcanaffeetorganicmaterialsaccumulatonandharmtreegrowth.TherearesomerePortsonrelationshipbetWeentreechlorophyllcontentanddifferentstandsmictUre,differentsiteconditionanddifferentgrowthperiod,buttherePOrtsontreedisease,especiallytheeffectsofneedlesrustonchlorophyllcontCnthavenotbeenseen.lntl1isstUd3,thechlorophyl… 相似文献
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临近高考,针对家长、学生紧张情绪,中国科学院博士生导师、高考心理研究专家王极盛教授建议,家长首先要走出5个误区:走出过分关注的误区,走出过分干涉的误区,走出过分期待的误区,走出只言教、不身教的误区,走出只关心营养、不关心心理的误区。为走出这5大误区,王教授说家长做好 相似文献
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