kϊ{aQ€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
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 Arakil and sheath blight kThanatephorus cucumeris (Frank) Donkl 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
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