–k“ϊ–{•aŠQ’ŽŒ€‹†‰ο --- 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.42 (1991)

MASAKI, S. : Climatic adaptations in insects 1

SONODA, R., FUKAYA, T. and YAEGASHI, H. : Pathogenic races of rice blast fungus isolated in Akita Prefecture in 1990 5

SOTODATE, K., HIRANO, M. ICHIMORI, T. and HIRANO, Y. : Occurrence and control of rice blast disease in Iwate Prefecture in 1990 8

TAKEDA, S. : Adaptability of a simulation program for estimating disease development of rice sheath blight 11

OTA, K., SHIMADA, K. : A computer simulation model for forecasting disease development of rice sheath blight 4. Effect of application of fungicide on yield losses by disease 16

SAKUMA, H., TANAKA, T., FUJITA, Y. and KATHO, T. : Damage to rice plants by brown sclerotium disease kCeratobasidium setariae (Sawada) Oniki, Ogosi et Arakil and sheath blight kThanatephorus cucumeris (Frank) Donkl on the sheath 20

HONKURA, R., MIURA, Y. and THUJI, H. : Occurrence of white false smut of rice plant that shows the infection route in hill 24

HANZAWA, S. and KAJI, K. : Secondary infection of rice seedling rot in a nursery box, caused by grain rot bacterium, Pseudomonas glumae Kurita and Tabei 1967 and rot of diseased seedings in paddy field 27

MIKOSHIBA, Y., FUJISAWA, I. and HONDA, K. : Geographical distribution of the white clover (Trifolium repens L.) infected with soybean dwarf virus in Tohoku district 31

FUJITA, M., YAMASHITA, K., ISHITANI, M., KUMAGAI, K., YUZA, T. and MORIYUKI, K. : Effect of timing of disease initiation on growth and yield in soybean dwart 34

NAKAJIMA, T., SHINODA, N. and FUJISAWA, I. : A survey of soybean brown stem rot in Akita Prefecture and populations of Phialophora gregata in infested soybean field soils 37

YAMASHITA, K. : Occurrence of Azuki bean mosaic disease in Nanbu region of Aomori Prefecture 40

MIZUKOSHI, T., HANADA, T. and HASHIMOTO, Y. : Period of infection of bean yellows in kidney beans by the foxglove aphid Aulacorthum solani Kaltenbach, in the Tokachi district, Hokkaido 42

KAJI, K., TAKECHI, S., HANZAWA, S. and SAKUMA, H. : Control and varietal resistance of kidney bean necrotic stem blight caused by clover yellow vein virus 45

MATSUMOTO, T., OHKAWA, T., HASEGAWA, S. and INOUE, M. : Occurrence of virus disease of pea caused by white clover mosaic virus in Akita Prefecture 48

NAKAMURA, S. and HONKURA, R. : Characterization and pathogenicity of the viruses causing broad bean necrotic mosaic disease in Miyagi Prefecture 53

NAKAMURA, S., HONKURA, R. and MASUDA, T. : Symptoms and yield losses in broad bean at various infection stages of broad bean necrotic mosaic disease 55

MIKOSHIBA, Y., FUJISAWA, I. and HONDA, K. : Effect of polyethylene film mulching on the prevention of aphid-borne virus infection in broad bean 57

MATSUZAKI, I. : Grazing by collembola on Fusarium oxysporum f. sp. cucumerinum Owen 61

YAMASHITA, K., ISHITANI, M. and OKIKAWA, K. : Aphid transmission of garlic mosaic virus and garlic latent virus in garlic 64

NAKATANI, F. and TAKAHASHI, S. : Occurrence and control of disease, kappan-byo, of gentian caused by Thallosporiella gentianae Yokoyama et Kasuyama 66

SATO, T., TANAKA, T., SUZUKI, M., UZUKI, T. and YAHAGI, K. : Forecasting of primary apple scad development with a dew balance 69

OGATA, T. and OCHIAI, M. : Studies on the forecasting of apple ring rot, Botryosphaeria berengeriana de Notaris f. sp. piricola (Nose) Koganezawa et Sakuma 1. Analysis of climatic effects on dispersal of pycnospore 74

TSUKIJI, K., HIRARAGI, T., HIRANO, Y. and TAKEDA, S. : A survey of turf grass diseases at golf links in Iwate Prefecture 77

SATO, R. OHSAWA, S. and ARAKAWA, I. : Estimation of maximum immigration period of the rice water weevil, Lissorhoptrus oryzophilus Kushel, by using mesh climatic chart programs of Fukushima Prefecture I.. Evaluation of day-degree accumulation and the hourly evening temperatures calculated from daily maximum and minimum temperatures 80

SHIBUYA, S. : Control of the rice water weevil, Lissorhoptrus oryzophilus Kuschel, by insecticide application in the marginal zone of paddy fields 1. Control by submerged application of insecticide 83

IITOMI, A. and KISHI, T. : Damage of rice plant in the late stage of ripening injured by the brown rice planthopper, Nilaparvata lugens Stal (Homoptera : Delphacidae) in Akita Prefecture, 1990 85

ISHIGURO, K. and YANASE, M. : Effects of feeding by whitebacked rice planthopper, Sogatella furcifera Horvath, small brown planthpper, Laodelphax striatellus Fallen and brown rice planthopper, Nilaparvata lugens Stal for quallity on brown rice 88

UZUKI, T., SATO, T. and SATO, K. : Outbreaks of the green rice leafhopper, Nephotettix cincticeps Uhler, in Murayama region of Yamagata Prefecture 91

NAGANO, T. and FUJISAKI, Y. : Occurrence of smaller rice leaf miner, Hydrellia griseola Fallen, on direct sowing rice culture in flooded paddy field 94

YOKOYAMA, K., KATOH, T., WATANABE, K. and SAITO, T. : Annual fluctuations of seasonal phenology of the rice grasshopper, Oxya yezoensis Shiraki, in Yamagata Prefecture 96

ICHIMORI, T., TANAKA, H., URAKAWA, F. and HIRANO, M. : Occurrence and control of pecky rice caused by sorghum plant bug, Stenotus rubrovittatus Matsumura 101

TANAKA, H., ICHIMORI, T. and CHIBA, T. : Evaluation of partial spraying in the field for the control of pecky rice caused by stink bugs 103

MIYATA, M. : Effect of hull cracked rice on pecky rice caused by the sorghum plant bug, Stenotus rubrovittatus Mstsumura 106

MIZUKOSHI, T. : Seasonal fluctuation in the alate form rate of the foxglove aphid, Aulacorthum solani Kaltenbach, in the field population 109

MIZUKOSHI, T. : Difference in response of five aphid species to alarm pheromone from active cornicle droplets 112

TORIKURA, H. : Seasonal occurrence of some morphs of Rhopalosiphum spp. (Homoptera : Aphididae) on primary host in Hokkaido 114

KIKUCHI, O. and MASUDA, T. : Seasonal prevalence of aphids on broad bean and transmission of bean yellow mosaic virus 117

SATO, T., SATO, R., OHSAWA, S. and SUGAWARA, P. : Estimation of anholocyclic form of the cotton aphid, Aphis gossypii Glover, in Fukushima Prefecture 121

SUGAWARA, P., SATO, T., SATO, R. and OHSAWA, S. : Influence of different host plants on insecticide susceptibility of the cotton aphid, Aphis gossypii Glover 124

HONDA, K., MIKOSHIBA, Y., FUJISAWA, I. and MIYAI, S. : Control of soybean dwarf by new systemic insecticide (Imidacloprid) and plastic silver tape 126

TORIKURA, H. : Mass overwintering of the larvae of Autographa gamma (L.) (Lepidoptera : Noctuidae) and relation to some meteological factors 130

KANEKO, J. : Seasonal prevalence of the silver Y moth, Autgrapha gamma L. (Noctuidae : Plusiinae) in comparison with that of the cabbage looper, A. nigrisigna in a cabbage field at Hitsuji-ga-oka, Sapporo 133

SUZUKI, T. : Systematic control of insect pests on cabbage 3. Evaluation of spray chemicals against the common cabbage worm, the beet semi-looper and the cabbage armyworm 136

KIMURA, T. : Evaluation of Bacillus thuringiensis formulations and insect growth regulators for the control of diamondback moth (Lepidoptera : Yponomeutidae) in Aomori prefecture 141

MASUDA, T., KIKUCHI, O. and KAYABA, H. : Outbreak of Acanthoplusia agnata (Lepidoptera : Noctuidae) in soybean fields and infestation of an epizootic in the larvae 145

KIMURA, S. : Immigration of the beet armyworm, Spocloptera exigua Hubner, to northern coastal area of Akita Prefecture, 1990, in relation to atomospheric conditions 148

KOHNO, K. : Effects of the year-to-year fluctuation of air temperature upon the timing of emergence, number of generations and abundance of some noctuid moths 152

MURAI, T. and TOYOKAWA, S. : Effects of nonwavenfabulic as physical barrieirs against striped flea beetle Phyllotreta strilata Fabricius on spring seeding turnips 155

HAYAKAWA, H. and TSUTSUI, H. : Studies on the biology and control of the seed-corn maggot 14. Relationship between the similar damage by the seed-corn maggot and the yields of soybeans in minimum tillage 158

KAKIZAKI, M., SATO, T. and YAMAGUCHI, S. : Occurrence of the yellowish elongate chafer, Heptophylla picea Motshulsky (Coleoptera : Scarabaeidae), on the blueberried honeysuckle, Lonicera caerulea L. var. emphyllocalyx Nakai 161

AMANO, K. HAYAKAWA, H. and YAMASHITA, N. : Laboratory tests to determine susceptibility of tabanid adults to several insecticides 167

HAYAKAWA, H., WATANABE, M., HASEGAWA, T., TSUBAKI, Y. and KOSUGE, Y. : Efficacy test of a new insecticide and repellent spray against tabanid flies (Diptera : Tabanidae) 170

HAYAKAWA, H. and YAMASHITA, N. : Studies on mass Rearing methods of the dung beetle, Onthophagus gazella 6. Relationship between the parental densities and the progeny number of the beetle in a portable small box 173

YAMASHITA, N. and HAYAKAWA, H. : Studies on mass rearing methods of the dung beetle, Onthophagus gazella 7. Effect of photoperiod condition on fertility of Onthophagus gazella 175

CHIBA, T., TSUKIJI, K., HAREYAMA, M. and SUZUKI, S. : A Survey of insect pests at golf-links in Iwate Prefecture 177

UMETSU, M. and SHIMIZU, K. : Races of the soybean cyst namatode in Akita and Fukushima Prefectures 180

OIKAWA, K., YAMASHITA, K. and SUGIYAMA, S. : Brown spot on chinese yam (Dioscorea opposita Thunb) caused by root-leasion nematodes, Pratylenchus spp. 182

SHIMIZU, K. AIBA, S. and MITSUI, Y. : Infectivity of single cyst population of soybean cyst nematode to soybean varieties 186