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.47 (1996)

OGAWA, K. : Biological Control of Fusarium Wilt of Sweet Potato by Non-pathogenic Fusarium oxysporum 1

OHTA, K., FUJIMURA, T., MATSUDA, M. and KINOTA, M. : Occurrence of Rice Blast Disease in Aomori Prefecture in 1995 3

CHIBA, K. TOMINAGA, T., and URAKAWA, F. : Occurrence and Control of Rice Blast Disease in Northern Region of Iwate Prefecture in 1995 8

TAKEDA, S. : Notes on the Source of Infection of Leaf Blast during the Raising of Rice Seedling 11

FUKUDA, H., SAYAMA, A. and TSURUTA, R. : Relationship of Soils and Chemical Injury on Application of Tricyclazole in Nursery Box 15

MATSUHASHI, M. and OKUHARA, K. : Development of Forecasting System for Rice Blast Disease 1. Experimental Production of Dew Formation Recorder 19

TSUJI, H., SUTO, M. and HONKURA, R. : Occurrence of False Smut on Rice Inoculated with Conidiospores of Claviceps virens in Fields 23

OSADA, S. : Relationship between Degree of Damage and Occurrence Time of Rice Yellow Dwarf in Miyagi Prefecture 27

ABE, H., SOUMA, J., YANAGISAWA, A., YOSHIMI, K. and MUKOUHARA, M. : Methods of Screening for Resistance to Scab in Winter Wheat 31

TORIKURA, H. : Notes on "Kasuri-ha" Syndrome Yellow Streaked Leaves of Winter Wheat 2. The Symptoms and Damage 34

HONKURA, R., OSADA, S. and TAKAHASHI, C. : Damage of Six-rowed Barley, Variety Minorimugi, Caused by Barley Yellow Mosaic Virus at Motoyoshi District in Miyagi Prefecture 39

TAKAHASHI, C., KIKUTA, A. and ONODERA, K. : Cultural Control of Yellow Mosaic Disease of Six-rowed Barley Caused by Barley Yellow Mosaic Virus 42

SUGAWARA, K., ANDO, Y., NAKAJIMA, T., KOBAYASHI, K. and OGOSHI, A. : Resistance of Soybean Cultivars to Phialophora gregata f. sp. sojae and Their Reaction to Gregatin A 45

HONDA, K., KANEMATU, S., MIKOSHIBA, Y. and MIYAI, S. : Occurrence of Two Strains of Soybean Dwarf Virus Transmitted by Different Vector Species in Soybean Fields in Morioka City, Iwate Prefecture 48

TAKAKUWA, M. : Cercospora Leaf Spot of Sugar Beet : the Present State of Occurrence and its Protection 52

OIKAWA, K. and ARAI, S. : Occurrence of Rhizoctonia Rot on Tubers of Chinese Yam in the Crop-rotation Field Based on the Chinese Yam (Dioscorea opposita Thunb. cv. Nagaimo) 55

SHIRAKAWA, T., HOSAKA, M. and HORIUCHI, S. : Occurrence of Japanese Hornwort Bacterial Spot Caused by Pseudomonas viridiflava 59

OZAKI, K. and SHIRAKAWA, T. : Pathogenic Races of Fulvia fulva in Iwate Prefecture 62

TAIRAKO, K. and IMAIZUMI, M. : Pathogenicity and Characteristics of Strawberry Anthracnose Causal Agent (Colletotrichum spp.) Collected from Fukushima Prefecture 65

IMAIZUMI, M. and TAIRAKO, K. : Control of Strawberry Verticillium Wilt Disease by Solar Heating Sterilization 69

OSADA, S. and SASAHARA, M. : Outbreak of Melon Root Rot Caused by Monosporascus cannonballus in Miyagi Prefecture 72

HORITA, H. and KODAMA, F. : Bud Rot of Chrysanthemum Caused by Fusarium avenaceum 75

ASARI, M. and MIZUNO, N. : The Dispersal of Conidia of Apple Bitter-rot from Black Locust (Robinia pseudo-acacia L.) 78

YOSHIDA, K., SAITOU, T., SANO, T., ITO, T. and SUZAKI, K. : Detection of Apple Scar Skin Viroid

in Apple Trees with DIG-labeled RNA Probe 82

ABE, Y., ABE, M., HAYASHI, S. and OGATA, T. : Occurrence of Circular Leaf Spot Caused by Mycosphaerella nawae Hiura et Ikata on Persimmon in Fukushima Prefecture 85

YOSHIDA, T., NOMURA, Y. and SHIMIZU, K. : Cultural Characteristics and the Pathogenicity to Crops of the Fungus (Fusarium oxysporum) Parasitic on Eggs of the Soybean Cyst Nematode 88

TSURUTA, R. : Occurrence of Injurious Insects in the Compromise Direct Seeding Culture of Rice 91

SAKURAI, K. : Relationship between Outbreaks of the Green Rice Leafhopper, Nephotettix cincticeps (Uhler), and Hot Summer in Miyagi Prefecture, 1994 95

KIDOKORO, T. : The Observation of Migration of Rice Plant Skipper, Parnara guttata guttata (Lepidoptera : Hesperiidae), in Cooler Region of Japan 98

KANNO, H. : A Bioassay Measure for Clarification of the Pesticide Susceptibility in the Rice Leaf Beetle, Oulema oryzae (Kuwayama) 101

OKADA, H. : Effects of Initial Population Density of Meloidogyne arenaria on Yield and Growth of Soybean Plant 105

KAKIZAKI, M. : Seasonal Occurrence and Injure of Flower Thrips, Frankliniella intonsa (Trybom) on a Field Garden Pea in Central Part of Hokkaido 107

KAKIZAKI, M. : Control of Flower Thrips, Frankliniella intonsa (Trybom) by Vinyl House Used the Ultra-violet Absorbing Film on a Field Garden Pea 111

KAKIZAKI, M. : Control of Flower Thirps, Frankliniella intonsa (Trybom) by Mulch Used the Silver-colored Film on a Field Garden Pea 114

IWASAKI, A., FURUKAWA, K. : Injury to Adzuki Bean Seeds Caused by Tarnished Plant Bug, Lygus rugulipennis Poppius (Heteroptera : Miridae), in Hokkaido 118

NODA, T., MIYAI, S., and KONISHI, K. : Parasitoids of the Diamondback Moth Plutella xylostella (L.) in the North Tohoku District 122

MIZUKOSHI, T. and NAKAGAWA, R. : Susceptibility of the Diamondback Moth, Plutella xylostella ( Lepidoptera : Yponomeutidae), to Conventional Insecticides as BT Pesticides Predominantly in the Oshima District of Hokkaido in 1995 125

OKAZAKI, K., OHYA, H., NAKAMURA, A., SATO, R. and ASHITATE, M. : Colonization of the Common Cutworm, Spodoptera litura in the Hamadohri District of Fukushima Prefecture 129

SASAKI, M. and SATO, R. : Optimum Timing for Control of Ponticulothrips diospyrosi Haga et Okajima (Thysanoptera : Phlaeothripidae) in Fukushima Prefecture 134

KOJIMA, T., ABE, Y., ABE N., OHHARA, T., OHYA, H. and SASAKI, M. : Spread and Bionomics of Ponticulothrips diospyosi in Fukushima Prefecture 137

FUNAYAMA, K. : Sucking Injury on Apple Fruit by the Adult of Brown Marmorated Stink Bug Halyomorpha mista (Uhler) 140

WATANABE, K. : Characteristic of Damages of Lygocoris (Apolygus) lucorum (Meyer-Dur) (Heteroptera : Miridae) and Halyomorpha halys (Stal) (Heteroptera : Pentatomidae) on Cherry 143

OKUBO, T. : Habits of Lestica (Ceratocolus) alata Hunting Some Species of Small Moths 145

HAYAKAWA, H. : Survey of Tabanid Flies Infesting Cattle in a Pasture Surrounded by Forest on the Outskirts of Morioka City in Iwate Prefecture 149

HAYAKAWA, H. : Survey of Tabanid Flies Infesting Cattle in Prefectural Taneyama Pasture at Sumita-machi in Iwate Prefecture 151

HAYAKAWA, H. : Seasonal Appearance of Dung Beetles in a Pasture at Sotoyama, Tamayama-mura in Iwate Prefecture 153