Kyushu Plant Protection Research
Vol. 51
2005
Diseases
Relationship between occurrence of net blotch of barley and weather conditions in Fukuoka Prefecture
……………Kenji Kikuhara……1
Aluminum-coated tape and white netting reduce the infection rate of Potato virus Y in potato fields.
……………Mitsuru Sayama, Tetsuji Ogawa and Yukihiro Mukaida……6
Return of strawberry anthracnose in symptomless mother plants infected with Glomerella cingulata
and transmission to daughter plants. ………Minoru Inada, Jun-Ichirou Yamaguchi and Akiko Furuta……11
Control of strawberry anthracnose（Glomerella cingulata）by rain shelter and systematic application
of fungicides.
……………Minoru Inada, Jun-Ichirou Yamaguchi and Akiko Furuta……15
Nitrogen fertilizer application reduces development of symptoms of citrus tristeza virus disease on
citrus cv. Miyauchiiyokan.
……………Akira Morita……21
Multiple infection with citrus viroids other than citrus exocortis viroid in Satsuma mandarin trees on
trifoliate orange rootstock and its influence on the trees.
……………Nario Kusano, Akihiro Ibi and Minoru Kuwahara……25
Control threshold and effective levels based on economic injury level of bacterial shoot blight disease of
tea.
……………Tsuyoshi Tomihama……30
Insect pests
Distribution and abundance of the maize orange leafhopper Cicadulina bipunctata（Melichar）
（Homoptera: Cicadellidae）in Kikuchi, Kumamoto, Japan, in2004
…Masaya Matsumura, Makoto Tokuda, Nobuyuki Endo, Shinichi Ohata and Satoshi Kamitani……36
Suppression of bacterial contamination of artificial diet by ethanol submersion of eggs of the West
Indian sweetpotato weevil, Euscepes postfasciatus（Fairmaire）（Coleoptera: Curculionidae）, before
planting eggs suspended in furcellaran solution on the diet.
……………Suguru Ohno, Tomonori Sasaki and Tsuguo Kohama……41
Neither light/dark conditions during egg incubation nor submersion of eggs in the furcellaran solution
after incubation affect hatching of the West Indian sweetpotato weevil, Euscepes postfasciatus
（Faimaire）（Coleoptera: Curculionidae）.
……………Suguru Ohno, Tomonori Sasaki and Tsuguo Kohama……45
Resistance of soybean cultivar ‘Bay’ to the common cutworm, Spodoptera litura（Fabricius）
（Lepidoptera: Noctuidae）.
……………Nobuyuki Endo, Takashi Wada and Sumio Tojo……49
Occurrence of thrips on potato in Nagasaki Prefecture, Japan.
……………Masayuki Komine and Kazutoshi Matsuo……53
Efficiencies of transmission of Tomato spotted wilt virus by Frankliniella occidentalis and Frankliniella
intonsa collected in green bell pepper fields in Oita Prefecture.
……………Shin-ichiro Okazaki and Tamito Sakurai……60
Relationship between mesh size of insect-proof nets and invasion prevention effect for the silverleaf
whitefly.
……………Akira Matsuura, Mariko Tamura and Satsuki Shima……64
Minimum amount of an alternative diet, Ephestia kuehniella Zeller eggs, for development and
reproduction of Haplothrips brevitubus（Karny）.（Thysanoptera: Phlaeothripinae）
……………Kazuki Kakimoto and Hideaki Inoue……69
Predation rate of Neoseiulus californicus（McGregor）on three species of greenhouse thrips.
……………Makoto Mizobe, Tomotoshi Kashio, Shigeki Morita and Masami Takagi……73
Evaluation of effects of pesticide application on a parasitic wasp, Aphidius colemani Viereck
（Hymenoptera: Braconidae）in a greenhouse.
……………Yoshifumi Izono and Hiromi Iiboshi……78
Toxic effect of some pesticides on adults and larvae of Aphidoletes aphidimyza（Rondani）.
……………Hiraku Orita and Tomotoshi Kashio……83
Recent distributional records of an alien gall midge, Obolodiplosis robiniae（Diptera: Cecidomyiidae）
in Japan, and a brief description of its pupal morphology.
……………Nami Uechi, Junichi Yukawa and Shigeshi Usuba……89