Acta Phytopathologica 11. (1976)

1-2. szám

Growth and Organogenesis of Plants and Their Effects on the Formation of Behaviour in Phytophagous Insects I. D. Shapiro ...............................................................................................................105 A Comparative Study on the Effect of Diet on Spodoptera exigua Hb. I. I. Ismail, M. M. Meoahed and Z. M. Abd-El-Maksoud..............................ill PESTICIDE CHEMISTRY Comperative Study on the Antifungal Spectra of Isodehydroacetic Acid Anilides M. Kovács, E. Bezerédy and G. Matolcsy..........................................................119 Biochemical and Chemical Factors in the Selective Fungicidal Action of Triforine. II. Isomerism and chemical breakdown of triforine Gy. Josepovits and M. Gasztonyi........................................................................127 Biochemical and Chemical Factors in the Selective Fungicidal Action of Triforine. III. The role of the host plant in the selectivity of systemic action M. Gasztonyi and Gy. Josepovits............................................................................141 Book Review..........................................................................................................................147 DISEASES Control of Potato Late Blight with Potato-derived Phytoalexins T. Érsek ............................................................. 149 Effect of Rust Infection on the Cytokinin Level of Wheat Cultivars Susceptible and Resistant to Puccinia graminis f. sp. tritici I. Sziráki, В. Barna, Sawsen El Waziri and Z. Király......................................155 Effect of Nitrogen Supply and Peroxidase Enzyme Activity on Susceptibility of Wheat to Stem Rust S. F Mashaal, B. Barna and Z. Király..............................................................161 Changes in the Composition of Free and Protein Amino Acids in Groundnut Leaves Induced by Infection with Puccinia arachidis Speg. M. N. Reddy and A. S. Rao......................................................................................167 Scanning Electron Microscopy of Lettuce Leaves Inoculated by Bremia lactucae Regel F. Virányi and S. Henstra........................................................................................173 Comparison of Esterase Patterns of Fusarium culmorum and Fusarium graminearum Á. SzÉcsi, F. Szentkirályi and Christina Köves-Péchy..................................183 Studies on Powdery Mildews of Cucurbits. II. Life cycle ans epidemology of Erysphe cichoracearum and Sphaerotheca fuliginea Gyöngyvér Sz. Nagy...............................................................................................205 Ochroconis humicola (Barron et Busch) de Hoog et v. Arx (= Scolecobasidium humicola Barron et Busch), a new Record to Hungary T. PÁTKAi and J. Vörös.......................................... 211 Effect of Internal Leaf Injury on Bacterial Hypersensitivity A. Novacky and P. Hanchey...................................................................................217 Bacterial Fasciation of Pelargonium hortorum in Hungary S. Sülé ......................................................................................................................223 Ultrastructure of Bacteriophages of Xanthomonas malvacearum, the Causal Organism of Bacterial Blight of Cotton T. K. Das, J. P. Verma, R. P. Singh and A. Varma..............................................231 Effect of Ethylene on Potato Tubers Inoculated with Erwinia caratovora var. atroseptiea Judit Beczner ...........................................................................................................235 Virus Diseases of Solanum dulcamara L. in Hungary I. Dulcamara mottle virus L. Beczner, Réka Vassányi, P. Salamon and M. Dezséri..................................245 Inhibition of Cucumber Mosaic Virus by Some Chemicals M. H. P. Rao, S. P. Raychaudhuri and A. Varma..........................................259

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