下列哪项是农杆菌注射烟草叶片时需要注意的？（ ）

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SQL Error: select id,body,options from ***_enewstiku where sourceid='30410' and id < 2458357 and id<>'2458357' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='30410' and id > 2458357 and id<>'2458357' order by id asc limit 5