农学家贾思勰写的著名农书是 （ ）

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SQL Error: select id,body,options from ***_enewstiku where sourceid='24940' and id < 2126517 and id<>'2126517' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='24940' and id > 2126517 and id<>'2126517' order by id asc limit 5