为了解芦荟黑斑病的发生规律,进一步为防治提供理论依据.In order to explain the occurrence regulation Alternaria obpyriformis T.最好在早晨浇水,这样能够避免黑斑病和霉菌.That can prevent problems called black spark spot and mildew.板栗是著名的果实,但储藏中易发生黑斑病,造成高达70%的损失.The loss...
A hydrocarbon was known to be either an alkene or alkane.某碳氢化合物已知可能是烯烃或是烷烃.Recent advance in researches of alkane uptake by microorganisms was reviewed.综述了近期在烃的微生物摄取机制方面的研究进展.Panagiotopoulos - Reid mixing rules are bette...
他仍在从事促进当地创业的志愿者工作。He is still involved in voluntary work promoting local enterprise.目前可能正是创业的最佳时机。Now is probably as good a time as any to start a business.他要等到立功、创业的时机成熟时才醒来.He will rest there until the time is ripe for...