Database: scholar
Question: Who wrote on the topic of Bacterial Wilt in 2016 ?
SQL: select distinct t3.authorid from paperkeyphrase as t1 join keyphrase as t2 on t1.keyphraseid  =  t2.keyphraseid join paper as t4 on t4.paperid  =  t1.paperid join writes as t3 on t3.paperid  =  t4.paperid join author as t5 on t3.authorid  =  t5.authorid where t2.keyphrasename  =  "bacterial wilt" and t4.year  =  2016;