Larvicidal activity of Bacillus thuringiensis natural isolates, indigenous to Japan, against two nematoceran insect pests occurring in urban sewage environments
Larvicidal activity of Bacillus thuringiensis natural isolates, indigenous to Japan, against two nematoceran insect pests occurring in urban sewage environments
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DOI:
10.1016/s0944-5013(96)80023-1
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发表时间:
1996-08-01
影响因子:
6.7
通讯作者:
Ohba, M
中科院分区:
文献类型:
--
作者:
Saitoh, H;Higuchi, K;Ohba, M
A total of 1449 Bacillus thuringiensis strains, indigenous to Japan, were screened for larvicidal activity against two nematoceran insect pests, the mosquito, Culex pipiens molestus (Culicidae), and the moth-fly, Telmatoscopus albipunctatus (Psychodidae). Mosquito specific strains were abundant in H serotypes 3abc (serovar kurstaki), 3ade (fukuokaensis), 4ac (kenyae), 7 (aizawai), 11ac (kyushuensis) and 29 (amagiensis), while moth-fly specific strains were predominantly found in H serotype 17 (tohokuensis). Strains toxic to both insects were most frequently detected in H serotypes 10 (darmstadiensis) and 17/27. Seven selected B. thuringiensis strains were highly toxic to Culex and/or Telmatoscopus. There was a diversity in SDS-PAGE profiles of inclusion proteins of these strains.