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.32i1981j

FUJISAKI Yuichiro : Studies on the Forecasting Method of the Occurrence in the Smaller Rice Leaf Miner, Hydrellia griseola Fallen i1j Survey Method 1

FUJISAKI Yuichiro and Masamichi ISHIGAKI : Studies on the Forecasting Method of the Occurrence in the Smaller Rice Leaf Miner, Hydrellia griseola Fallen i2j Life Table 3

TSURUTA Ryosuke and Jiro KOBAYASHI : Relations between the Density of Dead Hearts by 1st Generation and Density of Oviposited Hills, Injured Stems by 2nd Generation of Rice Stem Borer, Chilo suppressalis Walker 5

OHSAWA Shuichi, Yoshihiro TOYAMA, Mitsuru SAITO : Effects of Insecticidal Application on Rice Bugs and Control of Pecky Rice 10

HACHIYA Kazuhiko, Yozo HASHIMOTO, Yoichi KAZINO and Tamotsu HARUKI : Bionomics of the Rice Plant Weevil, Echinocnemus squameus Billberg in Autumn and Winter 12

KAZINO Yoichi : Seasonal Prevalence and Control of the Rice Aphids 14

FUSE Hirosi, Sinsuke SAITO, Kiyohide ISIGURO and Tosiiti SAITO : On the Diseases and Insect Pests of Soybean in the Upland Field Converted from Paddy Field in Shonai-district I . On the Black Cut Worm, as a Pest of Early Growing Stage 16

SHIBUYA Shunichi : Development of the Soybean Pod Gall Midge, Aspondylia sp., in Lespedeza thunbergii Nakaii 19 SHIBUYA Shunichi : Distribution of Crop Injury by the Soybean Pod Gall Midge, Aspondylia sp., in Miyagi Prefecture 21

TORIKURA Hidenori : On the Stalk-Borers of Young Corn in Northern Hokkaido II . Seasonal History of Amphipoea fucosa Freyer 23

TORIKURA Hidenori : On the Stalk-Borers of Young Corn in Northern Hokkaido III . The Distribution of Amphipoea spp. 26

AKIYAMA Yasuyoshi : Studies on Flea Beetles of Sugar Beet IV . Feeding Plants of the Larva of the Beet Flea Beetle 28

HANADA Tsutomu : Attack to Potato Plant by the Larva of Solanum Flea Beetle, Psylliodes angusticolis Baly 30

INOUYE Hisashi and Shizuo IWAKURA : Control of the Solanum Flea Beetle by Application of Insecticides in Soil 32

INOUYE Hisashi and Shigeo SATOH : Control of the Solanum Flea Beetle by Application of Some Insecticides 33

INOUYE Hisashi, Akira NAKANO and Munekichi YAMASHITA : Control of the Beet Flea Beetle by Application of Some Insecticides 34

INOUYE Hisashi : Ecological Studies on Carabidae as Natural Enemies of Insect Pests X VI . The Ground Beetles, Bemdidiini on Cultivated Field 35

INOUYE Hisashi : Ecological Studies Carabidae as Natural Enemies of Insect Pests X VII . The Ground Beetles, Platynini on Cultivated Field 36

INOUYE Hisashi and Masao ITOH : The Outbreak of Vegetable Grasshopper, Eirenephilus longipennis Shiraki in Tokachi District of Hokkaido in 1980 37

OKU Toshio : Preliminary Notes on the Seasonal Life Cycle of Autographa mandarina Freyer 39

OKU Toshio : Notes on Apamea sordens basistrigata Staudinger in Tohoku District 41

OKU Toshio : Notes on Some Grass-Feeding Noctuids of the Genus Mythimna in Tohoku District 42

ABE Kanji, Yuichiro FUJISAKI, Haruo HOJO and Ryozai SUZUKI : Researches on the Greenhouse Whitefly, Trialeurodes vaporarium Westwood iHemiptera : Aleyrodoidaej : Its Overwintering in the Field 44

SHOJI Takashi and Wataru UENO : Ecological Studies on the Peach Leaf Miner, Lyonetia clerkella Linne V . Life Tables in the Insecticide-unsprayed Orchard 46

MAEDA Masataka : Attacking Periods by Stink Bugs on Peach Fruits 52

TAKAKURA Shigeyoshi and Eiiti YAMADA : Studies on the Potato Cyst Nematode, Globodera rostochiensisiWoll.jMulvey & Stone, Fluctuation of Nematode Population by the Depth of Soil 54

YAMADA Eiiti and Shigeyoshi TAKAKURA : Studies on the Potato Cyst Nematode, Globodera rostochiensis. Reduction in the Nematode Population by Nematode Trapping Plants and their Utilization 57

SIMIZU Kei, Hisashi INOUE, Kiyoshi SUNADA, Kenpei HONMA and Yasushi MITSUI : Reces of the Soybean Cyst Nematode in Tokachi District, Hokkaido 67

HAYAKAWA Hirofumi : Tabanids Collected at Yuhfutsu Plain, Hokkaido 69

HAYAKAWA Hirofumi and Tsutomu HASEGAWA : Dung Beetles Collected from Cattle Feces at Oshima Peninsula, Hokkaido 70

HAYAKAWA Hirofumi : Tabanid Flies and Biting Muscid Flies Infesting Cattle at Nakayama Pasture, Tottori National Livestock Breeding Station 71

HAYAKAWA Hirofumi : Tabanids Infesting Cattle at Yamaguchi Prefectural Livestock Experiment Station 72

HAYAKAWA Hirofumi : Tabanid Flies and Biting Muscid Flies Infesting Cattle at Aso Branch, Kumamoto National Livestock Breeding Station 73

HAYAKAWA Hirofumi : Tabanids Infesting Cattle at Beef Cattle Branch, Miyazaki Agricultural Experiment Station 74

YAEGASHI Hiroshi and Koichi ASAGA : Pathogenic Race and Mating Type of Blast Fungus Obtained from Philippines, Thailand and Malaysia in 1978 75

YAEGASHI Hiroshi and Koichi ASAGA : Possibility of Overwintering of Crabgrass Blast Fungus, Pyricularia grisea iCookejSaccardo, by Infected Seeds 77

CHIBA Suesaku, Junitsu CHIBA and Keiji OHTA : Factors Affecting the Lesion Number and the Infection Rate of Leaf Blast of Rice Plant, and Their Multiple Regression Analysis 78

TAKEDA Tomiichi, Seiichi HIRAYAMA, Hisao TOHKAIRIN and Kazuo KIMURA : Effect of Blast Occurrence on Yield and Quality of Rice 84

MATSUMOTO Kazuo, Akira HASHIMOTO and Tadae ADACHI : Optimum Spray Timing for Rice Panicle Blast Observed from Dosage-Effect Relationship and the Effect of 1980 Cold Summer on its Efficiency and Spray Timing 88

TOHKAIRIN Hisao, Seiichi HIRAYAMA, Ryuichi ISAWA, Yoshikatsu FUJITA and Hozumi SUZUKI : Breakdown of Highly Resistant Varieties in the Severe Outbreak Districts of Blast Diseases and Its Control 94

SUZUKI Hozumi and Yoshikatsu FUJITA : Effect of Disinfection of Rice Seed on Rice Blast Disease 98

KUMAGAI Seiji, Hiroshi SASAKI, Toshiro SUGIHARA, Hirohiko MITUZUKA and Osamu KATO : Effect of Fungicide gOrizemateh Granule Application Simultaneously throughout the District on Leaf Blast of Rice 100

OSADA Shigeru and Takashi INOUYE : Studies on the Drug-resistant Strains of Pyricularia oryzae Cavara. II . Control Effect of Some Fungicides on Rice in Relation to Prevalence of Kasugamycin -and IBP-Resistant Rice Blast Fungus Strains 102

HIRAYAMA Seiichi, Hisao TOHKAIRIN, Tomiichi TAKEDA and Kazuo KIMURA : Chemical Control for Bordered Sheath Spot of Rice Plant 105

KODAMA Fujio and Sadao TSUCHIYA : Brown Blotche on Glume of Rice Plant Caused by Epicoccum purpurascens Ehrenberg ex Schlechtendahl 107

SUWA Masayoshi, Katsumi OGAWA, Yasumori AKASAKA and Shigeru WATANABE : Discoloration of Rice Grains Occurred at Iwate Prefecture in Cool Summer, 1980 110

KAKUMA Fumio and Mitsuru SAITO : High Operative Control of Soybean Insects and Deseases, with Newly Developed Backwards Dusting Type Nozzles 113

SATO Toshiya, Norihiko KOBAYASHI and Hajimu KOMADA : Comparison of Resistance of Some Soybean Cultivars to Several Isolates of Stem Rot Phytophthora 115

FUJITA Yoshikatsu and Hozumi SUZUKI : Effect of Temperature on a Infection of Cercospora kikuchii 117

FUJITA Yoshikatsu and Hozumi SUZUKI : Scanning Electron Microscopic Study on Infection Process of Cercospora kikuchii on Leaf and Pod Surface of Soybean 120

SUZUKI Hozumi and Yoshikatsu FUJITA : On the Over-Wintering and First Outbreak of Purple Speck Fungus of Soybean 122

OZAWA Tatsuo, Kuniaki TSUKIJI and Shigeru WATANABE : Timing, Frequency, and Technique of Application of Chemicals for Control of Soybean Purple Speck 125

FUSE Hiroshi, Hozumi SUZUKI, Kiyohide ISHIGURO, SAITO Shinsuke and Toshiichi SAITO : On the Diseases and Insect Pests of Soybean in the Upland Field Converted from Paddy Field in Shonai-district. II . Stem Rot Occurred in the Early Growing Stage of Soybean in 1980, Especially Anthracnose and Its Control 127

CHIBA Jun-itsu and Hirotaka KUWATA : On Occurrence of Coix Smut in Aomori Prefecture 130

SHIMANUKI Tadayuki, Rinzo SATO, Naoyuki MATSUMOTO and Toru SATO : Chemical Control of Bentgrass Snow Blights Caused by Typhula spp. 132

ISHIZAKA Nobuyuki and Kisaku YANAGITA : Effect of Foliar Application of Thiophanate-methyl on Control of Neck Rot in Onions during the Storage Period 134

TAKAKUWA Makoto, Fujio KODAMA, Izumi SAITO and Hisashi INOUE : A Survey on Onion Basal Rot in Hokkaido 136

NAKATANI Fusaharu, Takeshi HIRARAGI and Hiroshi SEKIZAWA : Studies on the Canker of Pear. III . The Small Black Spots on the Twig 141

AIZU Hirosaku and Norio NAKAZAWA : Evaluation Concerning Lesion Density of Alternaria Leaf Spot on Apple 144

NAKAZAWA Norio, Chimao FUKUSHIMA, Yoshiaki OSANAI and Kazue SEGAWA : Studies on Crown Rot of Apple Dwarf Rootstock. I . Occurrence of the Disease and Its Causal Fungus 146

FUJITA Koji and Kazue SEGAWA : Studies on Apple Silver Leaf Caused by Stereum purpureum Persoon. IV . Symptoms and Effects on the Diseased Apple Tree 148

Characteristics of Diseases and Insect Pests on the Crops Caused by Cool Summer in 1980

Foreword 165 Summary of Panel Discussion 166

SUZUKI Hozumi : Special Features in North Japan Compared with the Other Parts of Japan 173

TAKAKUWA Makoto : Diseases and Insect Pests on Rice and Upland Crops in Hokkaido 178

CHIBA Jun-itsu, Suesaku CHIBA and Sadao WASHIO : Diseases on Rice and Upland Crops in Aomori Prefecture 181

WATANABE Shigeru : Diseases on Rice in Iwate Prefecture 186

INOUE Takashi, Toshio OIKAWA and Ryozo HONKURA : Diseases and Insect Pests on Rice and Upland Crops in Miyagi Prefecture 190

KOBAYASHI Jiro : Rice Blast in Akita Prefecture 194

TOHKAIRIN Hisao and Takashi SAITO : Diseases and Insect Pests on Rice and Upland Crops in Yamagata Prefecture 198

MATSUMOTO Kazuo and Tadao IBARAKI : Rice Blast and Other Rice Diseases in Fukushima Prefecture 202

SAKAKI Tsugio : Diseases on Vegetable Crops in North Japan 208

SAKUMA Tsutomu : Diseases on Trees in North Japan 212

SUZUKI Tadao : Insect Pests on Rice and Vegetable Crops in North Japan 214

MIYAHARA Yoshio : Insect Pests on Upland Crops in North Japan 217

OSAKABE Masaru : Insect Pests on Fruit Trees in North Japan 218

KOSHIMIZU Yukio : Concluding Remarks 220