No.61 (2010)

Contents

TOJO, S. : Presence of Various Variations and Possibility of Migration Overseas in the Common Cutworm, Spodoptera litura 1

TAKAHASHI, N., TOMINAGA, T. FUJISAWA, Y and IWADATE Y : Analysis of Factors for Occurrence and Predominance of Dehydratase Inhibitors in Melanin Biosynthesis（MBI-D）Fungicide Resistant Isolates of Pyricularia oryzae in Iwate Prefecture 9

FUJII, N. and FUKAYA, T. : Efficacy of Fipronil Orysastrobin Probenazole Seedling Box Granule against Leaf Blast in Seedling and Paddy Field 14

YAMADA, M. and MINAKAWA, H. : Occurrence of Leaf blast on Rice Plant Transplanted in Low Density 18

SUZUKI, Y., YAMADA, M., ARAI, M. and NEMOTO, F. : Correlation between Severity of Panicle Blast and the Seedling Box Treatment in Paddy Field 22

HONKURA, R., SUGAI, T., KIMURA, Y., ITO, T. and OGURO, H. : Succession of the Symptoms of Bakanae Diseased Rice Plants in Paddy fields 26

YAMANA, T., ASHIKAGA, N., KOBAYASHI, S. and YOSHIMURA, Y. : Selection of Wheat Check Variety against Fusarium Head Blight by Point Inoculation Method in Hokkaido 30

KOZAWA, T., SHIMIZU, M., MIURA, H. and KOIKE, M. : Spray Timing of Kresoxim-methyl for Effective Control to Wheat Scab Caused by Microdochium nivale 35

SAYAMA M : Comparison of Infection Rates of Polymyxa graminis among Wheat Plants Grown at Different pH Levels in Sand Culture 40

SHIMIZU, M. and KODAMA, F. : Effect of Low Temperature on Severity of Damping-Off of Soybean 43

NAKAMURA, S., SEO, N., TAKESAWA, T., ARAKAWA, K. and SATO, H. : The Primary Source of Clover yellow vein virus Infection to Broad Bean. 47

NAKAYAMA, T., MAOKA, T., TSUDA, S., SHIMIZU, M., FUWA, H., HATAYA, T. and MORI, M. : Difference in resistance to spraing caused by Potato mop-top virus among major potato cultivars in Japan and ist relationship with resistance to powdery acab 52

TANAKA, F., SHIMIZU, M., SUMI, K., OHGAMI, D., OGASAWARA, M., FUWA, H. and KODAMA, F. : Efficacy of Maleic Acid as a Cutting Knife Disinfectant for Control of Potato Tuber-Borne Bacterial Pathogens 57

FUWA, H., OSONO, M., SUMI, K., SHIMIZU, M. and TANAKA, F. : Control Effect of Maleic Acid on Transmission of Potato virus X by Cutting Knife 61

MAOKA, T. : Detection of 12 Potato Viruses from Potato Samples Collected between 2005 and 2009. 66

KADOTA, I., YOSHIDA, Y., MATAHIRA, Y. and HANADA, K. : Control Effect of Bacterial Spot and Bacterial Canker of Tomato by Foliar Application of the Materials Including Low Molecular Chitin 71

KONDO, M. : Control Effect of Several Fungicides to Thiophanate-Methyl, Boscalid, Strobilurin-Resistant Isolates of Cucumber Corynespora Leaf Spot Fungus 76

MISAWA, T. and SINMURA, A. : Control Effectiveness of Biological Soil Disinfestation and Some Fungicides against Phytophthora Rot of Strawberry Caused by Phytophthora cactorum and Its Duration 80

MISAWA, T. : Control Effectiveness of Foliar Application of Several Chemical and Biological Control Agents against Leaf Blight of Chinese Chive Caused by Botrytis squamosa and Its Duration 85

CHU, E. and YUKITA, K. : Outbreak of Disease to Spike of Grape on ‘Campbell Early’ by Gray Mold in Aomori Prefecture, 2009 90

MATSUKI, N. and MITAMURA, T. : Depression Effect of Physical Control on Invasion into a Paddy Field of Postwintering　Rice Water Weevil, Lissorhoptrus oryzophilus Kuschel（Coleoptera: Curculionidae） 95

SAITO, M., OHTOMO, R. and FUJISAWA, Y. : Management System of Gramineous Weeds in Paddy Levee to Decrease Abundance of　Pecky Rice with Herbicide 99

HASHIMOTO, Y. and SAITO, M. : Effects of the Number of Split-Hull Paddies of the Rice Plant on Nymphal Survival and Development of the Rice Leaf Bug, Trigonotylus caelestialium（Heteroptera: Miridae）in Hokkaido Prefecture 103

KIKUCHI, A. and KOBAYASHI, T. : Effect of Vegetation Difference on the Abundance of Trigonotylus caelestialium （Heteroptera: Miridae） 107

KOBAYASHI, T. and KIKUCHI, A. : Annual Changes of Proportion of Stenotus rubrovittatus to Trigonotylus caelestialium : The Fixed-Point Field Surveys in Italian Ryegrass Fields. 111

TAKAHASHI, Y. and KIKUCHI, K. : Control of Rice Leaf Bugs, Trigonotylus caelestialium and Stenotus rubrovittatus, with the Management of Levee 116

YOSHIMURA, T. and OCHI, A : Resistance to Fenitrothion and Fenthion in the Rice Leaf Bug, Trigonotylus caelestialium in Yamagata Prefecture 121

OHTOMO, R., SAITOH, M. and IWADATE, Y. : Analysis of Factors Affecting Occurrence of the Spotted Rice Caused by Stenotus rubrovittatus（Matsumura） 125

YOKOTA, H., SUZUKI, T. and YOSHIDA, S. : Control Timing and Control Effect of the First Generation of Oriental Corn Borer, Ostrinia furnacalis Using Bacillus thuringiensis on Sweetcorn in Iwate Prefecture 129

KASHIN, J., KITSUNEZUKA, K., TSUJI, H., HATANAKA, A., ABE, T., ANDO, S., MACHI, N. and SAEKI, K. : Monitoring of Soybean Pod Borer Leguminivora glycinivorella（Lepidoptera: Tortricidae）Using Pheromone Trap in Soybean Fields 133

DOMON, K., KAWASAKI, T., WATANABE, K., NAKASHIMA, T. and UENO, K. : Seasonal Prevalence and a Possibility of Second Generation Occurrence of Leguminivora glycinivorella in Yamagata Prefecture 137

SHINDO, J.，KITANO, N. and ISHITANI, M. : Effect of Soil Application of Granular Insecticides against the Foxglove Aphid Aulacorthum solani（Kaltenbach）（Homoptera: Aphididae） 141

KUSHIDA, A. : Effect of Non-host Plant Cultivation on Density of Soybean Cyst Nematode 146

KUSHIDA, A., TSUJI, M. and ITOU, N. : Relationship between Population Density of Soybean Cyst Nematode and Yields of Susceptible Soybean Cultivar “Kitamusume” 150

MIZUKOSHI, T., TSUJI, M., DEGUCHI, H. and NIWA, S. : Possibility of Adult Hibernation of the Garden Pea Leafminer, Chromatomyia horticola（Goureau）（Diptera; Agromyzidae），and the Air Mass Back-Trajectory Patterns on the Peaks in the Daily Catch using a Yellow Water Pan Trap in Southwestern Hokkaido 154

MIZUKOSHI, T., TSUJI, M., DEGUCHI, H. and NIWA, S. : Seasonal Prevalence of Occurrence of the Garden Pea Leafminer, Chromatomyia horticola（Goureau）（Diptera; Agromyzidae），Caught in Yellow Sticky Traps in Southwestern Hokkaido 161

HADA, H. and SATO, M. : Occurrence of the Pea Leafminer, Liriomyza huidobrensis（Blanchard）and the Vegetable Leafminer, Liriomyza sativae Blanchard in Iwate Prefecture 165

HADA, H. and SATO, M. : Insecticide Susceptibility of Liriomyza huidobrensis（Blanchard）in Iwate Prefecture 168

MATSUDA. M. : Susceptibility to Synthetic-Pyrethroid Insecticide in Onion Thrips Thrips tabaci Inhabiting Welsh-Onion Fields in East of Aomori Prefecture 170

MATSUDA. M. : Effect of Insecticides against Onion Thrips Thrips tabaci Inhabiting Welsh-Onion Fields in East of Aomori Prefecture 174

MIYAYAMA, S. and ITOYAMA, K. : Insecticidal Activity of MEP against Tyrophagus similes 180

ITOYAMA, K. and MIYAYAMA, S. : Search for Effective Pesticides against Tyrophagus similis, Second Report 183

MASUDA, T. : Movement of Tyrophagus similis Volgin from Soil to Host Plant 186

MASUDA, T. : Some Fertilizers of Animal Matter as Food for Tyrophagus similis Volgin 189

SAITO, M. and TAKAKU, G. : Survey of Indigenous Predatory Mites（Acari: Mesostigmata）of Tyrophagus similis in Spinach Fields in Hokkaido 192

ONODERA, K., TABERI, K. and TORIKOSHI, M. : Seasonal Change of Aphids Participating in Infection for Chinese yam necrotic mosaic virus（CYNMV），and Its Infection Period in Hokkaido Tokachi District 197

SAKURAI, T. : A Method for Rearing Frankliniella occidentalis by Using Bee Pollen Pellets of Camellia sinensis 201

SATOU, M., SAKUMA, H., OKAZAKI, K., ARAKAWA, A. and KATOU, Y. : Control Effect of Vacuum Treatment on Cotton Aphids（Aphis gossypii）and Two-spotted Spider Mite（Tetranychus urticae）on Strawberry Nursery Plants 204

TOYOSHIMA, S., ARAI, T., YAGINUMA, K. and TAKANASHI, M. : Possible Dispersion of the Peach Fruit Moth, Carposina sasakii, onto the Grassland around the Apple Orchards 207

ISHIGURI, Y. and KUSHITA, T. : Effect of Cold Treatment on Larval Survival of the Peach Fruit Moth, Carposina sasakii, in Apple Fruits 210

ITOU, S. : Control Effect of Stalkborer, Cossus insularis（Staudinger），by Application of the Entomopathogenic Nematode, Steinernema carpocapsae, on Apple Trees 215

ARAI, T., YAGINUMA, K., TOYOSHIMA, S., ITO, T. and TAKANASHI, M. : Damage of Lymantria dispar and Lymantria mathura aurora in Apple Orchards 220

ARAI, T., TAKANASHI, M., IHARA, F., YAGINUMA, K., and MOCHIZUKI, F. : Emergence of Adult Male Pandemis heparana and Period of Fruit Infestation of Apple Orchards in Iwate Prefecture, Japan 225

FUJITA, T., SANPE, N., OGATA, T., KANNO, E. and SHIMURA, H. : Relationship Between Chemical Adhesion with Water-Sensitive Papers and Control Effect for Peach Brown Rot Caused by Monilinia fructicola and Kanzawa Spider Mite Tetranychus kanzawai Kishida 232

FUNAYAMA, K. : Influence of Fungicides Sprays on Populations of the Natural Predacious Mite, Typhlodromus vulgaris（Acari: Phytoseiidae）, in Apple Orchard 236

SATO, R. : Spider Mites and Phytoseiid Mites on Deciduous Fruit Trees in Fukushima City 239

MURAI, T., NARITA, O. and YUKITA, K. : The First Occurrence of Currant Clearwing Moth, Synanthedon tipuliformis（Sesiidae）in Honshu Island, Japan 243

KOMATSU, M. : Occurrence of Toleria romanovi and Damage to Grape in Akita Prefecture 247

AOKI, M., MIYAKE, N., KIMATA, S. and SATOMI, K. : Pasture Damages by Chafers in Hidaka District of Hokkaido in Recent Years 250

MIYAKE, N.，AOKI, M.，KIMATA, S. and SATOMI, K. : Effect of Pesticide for Control of Adult Shiny Chafer, Anomala lucens 253

TORIKURA, T. : The Adult Eclosion Season and the Head Width of Final Molting Larva in Agriotes fuscicollis（Coleoptera: Elateridae） 256