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.40 (1989)

MIYATA, T. : Development of resistance to insecticides in the diamondback moth Current status and countermeasures 1

NAKAJIMA, T., SHINDO, K. and HORINO , O. : Suppression of rice blast disease by mixed planting of isogenic lines 6

SONODA, R., FUJITA, Y., ISHIGAKI, M. and HASHIMOTO, A. : Races of rice blast fungus distributed in Miyagi and Fukushima Prefecture in 1988 9

ISHIGURO, K., MIYAGAWA, S., NEMOTO, F., HASHIMOTO, A., ANDO, I., LING, Z. Z. and KIYOSAWA S. : Frequency distribution of fields versus severity of rice blast disease in a particular district (Preliminary note) 11

MIURA, Y., ISHIGAKI, M. and TSUJI, H. : On the outbreak of rice blast disease in Miyagi Prefecture, in 1988 14

HONKURA, R. : Effect of application time of Probenazole granule on the control of rice leaf blast 18

YOKOYAMA, K., FUJITA, Y. and KATOH, T. : Adaptability of a simulation model for rice sheath blight disease 20

OHTA, K. and SHIMADA, K. : A computer simulation model for rice sheath blight disease 2. Effect of disease development on yield and quality 23

HONKURA, R. :Experiments on the chemical control of rice false smut 26

MIURA, M. and HONKURA, R. : Cultural and chemical control of the rice panicle disease caused by Helminthosporium oryzae Breda de Haan 28

KATOH, T., FUJITA, Y. and SAKUMA, H. : Quantitative changes in nitrogen, starch and potassium contents in rice sheaths during vertical development of sheath blight disease caused by Sclerotium oryzae-sativae Sawada and Rhizoctonia oryzae Ryker et Gooch 30

NAKAMINAMI, H., TAKEDA, S. and MATSUDA, I. : Occurrence of bacterial diseases on rice seedling in Iwate Prefecture 33

TANAKA, F., TSUBOKI, K. and TSUCHIYA, S. : Seedling blight of sweetcorn, caused by Penicillium sp., and varietal difference in resistance 37

SAKUMA, H., FUJITA, Y. and KATOH, T. : Perithecia formation of Calonectoria crotalariae (Loos) Bell et Sobers and its application for the diagnosis of soybean root necrosis 40

YAMASHITA, K. and ISHITANI, M. : Detection of soybean dwarf virus by dot immunobinding assay and occurrence of its disease in Nanbu area of Aomori Prefecture 42

HOSAKA, M. and FUKAYA, T. : Effect of Chlorothalonil on leaf spot of mioga 45

FUJITA, Y. and USHIZAKA, N. : Occurrence of potato virus Y necrotic strain on tabacco in Yamagata Prefecture 47

MASUDA, T., HONKURA, R., MAEDA, M. and OHTOMO, Y. : Studies on the ecology and control of leaf spot of strawberry II.Seasonal occurrence and control of leaf spot 50

KAJI, K., TAIRAKO, K., TAKECHI, S. and TAKIKAWA, Y. : Occurrence of pith necrosis of tomato caused by Pseudomonas corrugata Roberts and Scarlett 1981 in Fukushima Prefecture 52

KUWATA, H. and OIKAWA, K. : Tomato pith necrosis occurred in Aomori Prefecture (1) Isolation of Pseudomonas corrugata Roberts and Scarlett 1981 and P. viridiflava (Burkholder 1930) Dowson 1939 from diseased plants 56

MITSUEDA, T. and MATSUZAKI, I. : Effect of carbon dioxid in soil on the emergence of Rhizoctonia damping-off of radish 1. Relationship between application of silkworm-feces to soil and CO2 concentration in soil 59

MATSUZAKI, I. and MITSUEDA, T. : Effect of carbon dioxid in soil on the emergence of Rhizoctonia damping-off of radish 2. CO2 produced from silkworm-feces inoculated a few kinds of fungi and its depressing effect on damping-off 62

SUGIYAMA, S. : Leaf blight of japanese radish and bottom rot of cabbage caused by Rhizoctonia solani kuhn in Aomori Prefecture 66

NAKATANI, F., TAKAHASHI, S. and SATO, S. : Decline of dwarf apple trees infected with Helicobasidium mompa Tanaka, and formation of mycelial mats on and around the above graund parts of trunk 70

ARAI, S., FUKUSHIMA, C. and SEGAWA, K. : Studies on control of white and violet root rot diseases caused by Rosellinia necatrix Prilliux and Helicobasidium mompa Tanaka of apple trees 1. Curative effect of fungicides on dwarf apple trees by soil treatment of root range of individual trees 74

TAKAMURA, N. and OCHIAI, M. : Control of brown rot of peaches by Bitertanol 77

SATO, T., MASUDA, Y., OHKAWA, I., TSUKIJI, K. and SAITO, M. : Disappearance of Trichlamide in soil after overall application 81

IKEDA, R., TAKEDA, M. and HIGASHI, T. : Genetic analysis of resistance to green rice leafhopper, Nephotettix cinticeps, on Rice Norin-PL6 84

OHSAWA, S., SATO, T. and NAGATA, T. : Sampling efficiency of sticky board for population estimation of the green rice leafhopper, Nephotettix cincticeps Uhler, on rice hills 87

IITOMI, A. and KODAMA, K. : Types of population growth of the white-backed planthopper, Sogatera furcifera Hovath and its forecast in Akita Prefecture 91

NAGATA, T. : Olfactory attraction of the adult rice water weevile, Lissorhoptrus oryzophilus Kuschel, by sweet-vernal grass, Anthoxanthum odoratum L. 95

WATANABE, K., YOKOYAMA, K. and SHOJI, T. : Occurrence of pecky rice caused by feeding inoculation of rice bugs 97

ICHITA, T. : Nymphal instars of the rice grasshopper, Oxya yezoensis Shiraki, in Aomori Prefecture determined by morphological characteristics 102

ENDO, S, KATOH, T., YOKOYAMA, K. and WATANABE, K. : Comparison of catches between sex pheromon trap and light trap for the rice green cterpillar, Naranga aenescens Moore 105

TAIRA, T. : A survey of rice stem borer occurrence in Hamadouri district of Fukushima Prefecture 108

HONDA, K. : Seasonal changes of the population density of the pea aphid Acyrthosiphon pisum Harris in the pea fields and the environmental conditions of the emergence of alate. virginoparae 110

HACHIYA, K. : Distribution of the flower thrips, Frankliniella intonsa (Trybom) among flower, leaf, vegetative point and the others on azuki bean 112

HACHIYA, K. : Control effect of ultraviolet absorbing vinyl film on the flower thrips, Frankliniella intonsa (Trybom) in garden pea 115

TSUTSUI, H. : Life history of Rivella apicalis Hendel 118

HAYAKAWA, H. and TSUTSUI, H. : Analysis of the damage soybean crop infested by Palomena angulosa (Hemiptera, Pantatomidae) 121

TORIKURA, H. : On the stalk-borers of young corn in northern Hokkaido VII. Habits of oviposition 123

KAKIZAKI, M. : Insecticide efficiency for control of potato aphid, Macrosiphum euphorbiae Thomas on potato 126

TORIKURA, H., KANEHIRA, O. and OKUDA, H. : Resurgence of cotton aphid by spraying Acephate in potato field 128

TSUTSUI, H., GOTO, C. and SAITO, O. : A simple rearing method for silver Y moth Autographa gamma (Linnaeus) 132

SAITO, O., TSUTSUI, H., KITAMURA, C., KANEKO, J. and SUGIE, H. : Field trapping test of the spotted cutworm, Xestia c-nigrum (L.), by synthetic sex pheromones 134

TSUTSUI, H. : Cold-hardiness in larvae of Plusia confusa Stephens 137

KANEKO, J.,KITAMURA, C. and ENDOU, T. : Flower-visiting activity of the silver Y moth, (Autographa gamma L.) 139

KITAMURA, C., KANEKO, J., SAITO, O., TSUTSUI, H. and SUGIE, H. : Investigation of the annual prevalence of the silver Y moth (Autographa gamma L.) with synthetic sex pheromone traps 142

KIMURA, T. : Resistance of the diamondback moth (Lepidoptera : Yponomeutidae) to insecticides in Aomori Prefecture 145

AKASAKA, Y. : Control of soybean cyst nematode, Heterodera glycines by natural enemy 1. Parasitics of the fungi isolated from eggs of H. glycines to H. glycines 149

SATO, M., TAKAHASHI, T. and AKASAKA, Y. : Population fluctuations of Pratylenchus spp. caused by cultivation of several crops 1. Effects of antagonistic plants 152

CHIBA, T. : Biological notes on Phalonidia rubricana Peyerimhoff in Iwate Prefecture 155

KAKIZAKI, M., OKUYAMA, S. and SATO, T. : Occurrence of tortricids on the blueberried honeysuckle, Lonicera caerulea L. var. emphyllocaryx Nakai 158

SUZUKI, T. : Synchronous control of the apple leafminer, Phyllonorycter ringoniella (Matsumura) and Lyonetia prunifoliella malinella Matsumura 161

OHIRA, Y. : Numbers of spermatophores and mature eggs kept by field-collected female adults of the peach fruit moth, Carposina niponensis Walsingham (Lepidoptera :Carosinidae) 165

YOSHII, T., ABE, N., OCHIAI, M., HAYAKAWA, R. and KANNO, Y. : Occurrence of Ponticulothrips diospyrosi Haga et Okajima in Fukushima Prefecture 167

YOSHII, T. and ABE, N. : Seasonal history of Ponticulothrips diospyrosi Haga et Okajima in Fukushima Prefecture 169

KAWASHIMA, K. : Effect of chitin synthesis inhibitors on the horn faced bee, Osmia cornifrons Radoszkowski 171

YAMASHITA, N. and HAYAKAWA, H. : Studies on mass rearing methods of the dung beetle, Onthophagus gazella 1. Soil conditions on the brood ball construction 174

HAYAKAWA, H. and YAMASHITA, N. : Studies on mass rearing methods of the dung beetle, Onthophagus gazella 2. Substituional materials for the soil to rear the larvae 176

AMANO, K. : Differences in attack of livestock pests between cattle breeds 178

SASAKI, H. and KOBAYASHI, Y. : A note on the tabanids flies investigated at the Takino Suzuran Kyuryou Park, Sapporo 181

SASAKI, H., HAYAKAWA, H., NISHIJIMA, Y. and KOBAYASHI, Y. : A notes on the tabanid flies investigated at the Jozankei Dam in Sapporo 185

HAYAKAWA, H. and INAOKA, T. : A survey of tabanid flies in Shakotan Peninsula, Hokkaido 188