k{aQ --- The Society of Plant Protection of North Japan

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Annual Report of the Society of Plant Protection of North Japan: Contents

No.56 (2005)


MATSUMOTO, T. : Studies on Attenuated Strains of Tomato Mosaic Virus and Potyviruses Infecting Ornithogalum thyrsoides 1

NISHIZAWA, Y. : Analysis of Rice/Blast Interactions Focusing on Role of Chitinolytic Enzymes 7

SASAHARA, M. and SASAKI, J. : Evaluating Risks of Panicle Blast Outbreaks of Rice Using Normalized Difference Vegetation Index of Rice Maesured by a Spectroradiometer in the Field 11

ISHIKAWA, S. and YAMAMOTO, A. : Effect of Silicon Concentration on Field Resistance of Rice Cultivar 'Manamusume' 16

IWADATE, Y., SAKAI, J. and ISHIGURO, K. : Analysis of Population Dynamics of Rice Blast Fungus Using DNA Markers 19

SHIRAI, K., SOUMA, J., SUMINO, A. and AOKI, T. : Identification of Deoxynivalenol-and Nivalenol-Chemotypes and Lineages of Fusarium graminearum-complex Isolates from Central Hokkaido 24

KONDO, M., TSUJI, H., SASAHARA, M., HAYASHI, K. and ANDO, S. : Characteristics of Soybean Purple Stain Disease Occurrence in Miyagi Prefecture in 2004 27

YAMAUCHI, N., SATOU, M., SHIMAZU, J. and HORIUCHI, S. : Bottom Rot of Chicory (Cichorium intybus L.) Caused by Rhizoctonia solani Kuhn 30

KIYOSHI, T., NAITO, S., OCHI, S., AKINO, S. and KONDO, N. : Analysis of genetic variation among subgroups of Rhizoctonia solani anastomosis group 2 (AG-2 ) by inter-simple sequence repeat (ISSR)-PCR 34

KIRIYAMA, N. and TOMINAGA, T. : Seasonal Occurrence and Associated Weather Factors for Lettuce Bacterial Rot, Soft Rot and Bottom Rot in Highland Area of Iwate Prefecture 38

Nil, T., SATOU, M., NlSHI, K., KUBOTA, M., HAGA, N., HORIKOSHI, N. and TAIRAKO, K. : Races of Tomato Leaf Mold Fungus Found in Fukushima Prefecture 42

SEKINE, T., AIZAWA, M. and NAGANO, T. : Suppression of Tomato Diseases by Aeration Using Small Fan 44

SATO, K., YAMAKAGE, H., SAYAMA, A. and FUJII, N. : Examination of Systematic Control of Rust Disease on Welsh Onion in Autumn in Akita Prefecture 48

SATO, S., SUGIYAMA, S. and SATO, Y. : Identification and Change in Disease Incidence of Powdery Mildew of Delphinium 51

NAKATANI, F. : Occurence of Rust on Gentiana triflora var. japonica f. montana and Molinia japonica Caused by Heteroecious Rust Fungus at Height Moor in the Hatimantai Area 55

KADOTA, I., OHTO, Y., OKADA, H., ISHIGURO, K., KODAMA, K., KATSUBE, K., HORIKOSHI, N. and HAGIWARA, H. : Abnormal Root Growth Observed in Gentian Plants (Gentiana spp.) with Stem Galls of Unknown Cause. 61

ABE, J. and TAKESAWA, T. : Characteristics of Stem Tissue on Gentian Tumorous Symptoms 65

TAKESAWA, T. and ABE, J. : Characterization of Components Extracted from Nodal Tumours in Plants with Gentian Tumorous Symptoms 70

TAKESAWA, T. and ABE, J. : Characterization of Gentian Tumorous Symptoms by Tissue Culture Method 74

YAMAMOTO, H. and SENDA, M. : Survey of Tomato aspermy virus in Chrysanthemum Cultivated in Akita Prefecture 79

HORITA, H. : Distribution of Melon Necrotic Spot Disease in Hokkaido 81

HORITA, H., NUNOME, A., YAGI, R. and HIRAI, G. : Control of Melon Necrotic Spot Disease Using Resistant Root Stock in Hokkaido 84

YUKITA, K. : Field Survey and Infection Time of Blossom End Rot of Apple Caused by Botrytis cinerea in Aomori Prefecture 88

KANNO, E. and OGATA, T. : Relationship between Occurrence of Apple Blotch (Diplocarpon mali) and Application Time of Fungicides 93

HASHIMOTO, Y. : Effects of Granular Neonicotinoid on Control of Rice Leaf Bug, Trigonotylus caelestialium (Heteroptera: Miridae) 96

MAISAWA, S., SATO, K., NIIYAMA, T. and KUTSUZAWA, T. : Relationship between Hull-Cracked Rice and Pecky Rice in Recent Years in Akita Prefecture 99

SUZUKI, T. : Optimal Control Timing of Sorghum Plant Bug, Stenotus rubrovittatus Matsumura (Hemiptera: Miridae) , on Densities of Paddy Field Weeds and Hull-Cracked Rice in Iwate Prefecture 102

OHTOMO, R., KAN, H. and TANAKA, Y. : Biological Notes on Stenotus rubrovittatus 105

TAKITA, M. : Examination of Shape of Synthetic Sex Pheromone Trap in Rice Leaf Bug, Trigonotylus caelestialium 108

NIIYAMA, T. and ITOYAMA, K. : Substantiation for Control of Rice Leaf Bug, Trigonotylus caelestialium (Heteroptera: Miridae) by One-Time Dispersion of Dinotefuran in Field 111

OHBA, A., MONMA, Y., TAKAHASHI, C. and KIDOKORO, T. : Determination of Optimal Control Timing for Rice-Plant Skipper, Parnara guttata guttata, Based on Monitoring of Adult Immigration using Sticky Traps 113

KIKUCHI, A. and KOBAYASHI, T. : Hymenopterous Parasitoids of Rice Leaf Beetle, Oulema oryzae (Kuwayama), in Omagari, Akita Prefecture 117

KIKUCHI. A. and KOBAYASHI. T. : Damage Analysis of Soybean Caused by Seedcorn Maggot, Delia platura (Meigen) 119

KAKIZAKI, M. : Insect Pests of the Yacon, Polymnia sanchifolia, in Hokkaido in 2001 122

SAKAKIBARA, M. and SAKAI, J. : Improvement in a Foxglove Aphid Density Assessment in Soybean Field 125

ONO, T., KIDOKORO, T. and HOSHI, N. : Damage Analysis of Outbreak of Foxglove Aphid, Aulacorthum solani, in Mature Soybean Plants 131

NARITA, 0., OIKAWA, K., SATOH, M. and FUJIMURA, T. : Occurrence of Psila (Synaphopsila) nartshukae (Diptera : Psilidae) Injurious to Roots of Carrot in Aomori Prefecture 134

SAITO, M. : Control of Cotton Aphid, Aphis gossypii, on Greenhouse-Raised Cucumber by Releasing Aphidius colemani on Banker Plants 137

KIKUCHI, 0. : Seasonal Occurrence of Lysiphlebus japonicus (Hymenoptera : Aphidiidae) Parasitizing Aphis hederae (Homoptera : Aphididae), as Possible Specified Pest Control Agent 141

SHINDO, J., KINOTA, M., INOKUCHI, S., KIMURA, Y. and FUJIMURA, T. : Occurrence of Pea Leafminer, Liriomyza huidobrensis (Blanchard) (Diptera: Agromyzidae) , in Aomori Prefecture 145

HAYASHI, K., KONDOU, M., ANDO, S., MASUDA, T. and TOKUMARU, S. : Occurrences and Overwintering of Liriomyza huidobrensis (Blanchard) (Diptera: Agromyzidae) in Miyagi Prefecture 149

ITOYAMA, K. and NIIYAMA, T. : Occurrence and Control Problems of Tyrophagus similis in Akita Prefecture 152

ITOU, S., ITOYAMA, K. and KOMATSU, K. : Control Effect of Hotwater Soil Disinfection on Tyrophagus similis 155

MIYAKE, N. and IWASAKI, A. : Horizontal and Vertical Dispersals of Onion Thrips, Thrips tabaci, from Onion Field under Mass Occurrence of the Pest 157

TAKASHINO, K., WALKER, G. and SAKAKIBARA, M. : Trial for Sex Ratio Improvement of Diadegma semiclausum by Reintroducing New Zealand Strain 160

HONMA, T., TAKASHINO, K. and SAKAKIBARA, M. : Reproductive Characteristics of Diadegma semiclausum (Hymenoptera : ichnemonidae), an Introduced Parasitoid of Plutella xylostella (Lepidoptera : Plutellidae). 163

SASAKI, M. and NAKAMURA, A. : Seasonal Changes of Vegetable Leafminer, Liriomyza sativae BLANCHARD (Diptera: Agromyzidae) in Tomato Greenhouses 165

SHIONO, H. : Reduction of Chemosynthetic Pesticides for House Cucumber Using Near-Ultraviolet-Absorbing Polyolefin Film and Examination of Pest Control for Organic Farming 170

MIZUKOSHI, T. : Active Time of Carabid Beetle Adults 173

MIZUKOSHI, T. : Dispersion Range of Carabid Beetle Adults on Bare Ground 175

NARABU, T. and SEKIGUCHI, H. : Effect of Frozen Soil after Removing Snow from Its Surface on Pratylenchus penetrans Population Density 178

TAKABE, M. : Characteristics of Damage to Pear Fruits by Brown Marmorated Sting Bug (Halyomorpha mista) 182

KAKIZAKI, M. : Inhibition of Overwintering of the Western Flower Thrips, Frankliniella occidentalis (Pergande) (Thysanoptera: Thripidae) , by Removal of Greenhouse Plastic Film during Winter in Hokkaido. 185

TOYOSHIMA, S. and OSAKABE, M. : Effects of Artificially Released Neoseiulus californicus (Acari: Phytoseiidae) and Naturally Occurring Orius minutus (Hemiptera: Anthocoridae) on Tetranychus urticae (Acari: Tetranychidae) Population in Apple Orchard without Insecticides 188

HONGO, K. and FUNAYAMA, K. : Control of Two-Spotted Spider Mites, Tetranychus urticae (Acari: Tetranychidae) by Phytoseiid Predators, Neoseiulus californicus (Acari: Phytoseiidae) on Apple Trees 191

KIMURA, Y., ISHIGURI, Y. and KUSHITA, T. : Evaluation of Acaricides against the Two-spotted Spider Mite, Tetranychus urticae and the European Red Mite, Panonychus ulmi, from Apple Orchards in Aomori Prefecture 194

ARAKAWA, A., YOKOYAMA, K. and NAITOH, T. : Areawide Control of Cherry Treeborer, Synanthedon hector by Disrupting Mating in Peach Orchards 198

SAKURAI, T. : Difference in Susceptibility to Virus Infection Determined using Viruliferous Frankliniella occidentalis Inoculation among Impatiens necrotic spot virus Host Plant Species 201