' The volume shall prove to be a very useful reference for all those engaged in researches on ethylene in plants. The editors deserve appreciation for bringing out this important compilation of research papers on the said aspect. ' Phytomorphology 41 1989

• Inaugural Address: The control role of ethylene in in plant growth and development.- Ethylene analysis — Tricks played by plants.- Ethylene Metabolism.- Characterization of the ethylene-forming enzyme in vivo and in vitro.- Subcellular localization of 1-aminocyclopropane-1-carboxylic acid metabolism in plant cells.- S-adenosylmethionine-dependent inactivation of 1-aminocyclopropane-1-carboxylate synthase isolated from tomato fruits.- Induction and characterization of the ethylene biosynthesis-inducing xylanase produced by the fungus Trichoderma viride.- The nature of an ethylene biosynthesis-inducing factor found in cellulysin.- The influence of oxygen concentration on ethylene production and the content of 1-aminocyclopropane-1-carboxylic acid (ACC) and 1-malonylaminocyclopropane-1-carboxylic acid (MACC) in etiolated Phaseolus vulgaris seedlings.- Oxygen-independent ethylene action in cocklebur seed germination in relation to osmoregulation.- Ethylene, ?-cyanoalanine synthase and cyanide insensitive respiration in ripening apples: the effect of calcium.- Regulation of Ethylene Action and Production.- Purification and amino-acid sequence analysis of 1-aminocyclopropane-1-carboxylic acid synthase from tomato pericarp.- Effect of 2,5-Norbornadiene on the ripening and the production of ethylene in tomato fruits.- The action of silver thiosulphate in carnation petals.- Hormonal induction of ACC synthase.- Hormone-enhanced ethylene production in leaves.- Effect of auxins on ethylene biosynthesis in banana fruit.- Ethylene and auxin-ethylene interaction in adventitious root formation in mung bean cuttings.- Ethylene induced changes in auxin metabolism in citrus leaf tissues.- Gibberellic acid reduces sensitivity of persimmon fruits to ethylene.- Induction of autocatalyticethylene production and ripening by propylene in “Hayward” kiwifruit.- Ethylene and Stress.- Ethylene biosynthesis in heat-treated apples.- Temperature-induced changes in ethylene production and implications for post-harvest physiology.- The control of autocatalytic ethylene production and ripening in avocado fruit by temperature, high carbon dioxide and low oxygen.- Stress ethylene metabolism as related to degree of tissue injury.- Effect of copper and zinc on the ethylene metabolism in Phaseolus vulgaris L..- Wound-induced ethylene production and 1-aminocyclopropane-1-carboxylic acid synthase in mesocarp tissue of Cucurbita maxima.- Stress ethylene production in a plant-insect-microbe system.- Ethylene and flooding responses of Rumex species.- Ethylene biosynthesis in tomato infected by Phytophthora infestans.- Ethylene and Developmental Processes.- Early changes in ethylene production during senescence of carnation and Phalaenopsis flowers measured by laser photoacoustic detection.- Ethylene and carbon dioxide exchange in leaves and whole plants.- The effect of white light on the ethylene biosynthesis of intact green seedlings.- The effect of red light on the ethylene biosynthesis of intact etiolated seedlings.- Ethylene production in relation to rose micropropagation through axillary budding.- Floral induction of bromeliads by ethylene.- Ethylene synthesis and sensitivity in the formation of aerenchyma in response to deficiencies of N and P in roots of Zea mays.- The role of ethylene in the control of stem pithiness.- Contrary effects of ethylene and ACC on cell growth in the liverwort Riella helicophylla.

' The volume shall prove to be a very useful reference for all those engaged in researches on ethylene in plants. The editors deserve appreciation for bringing out this important compilation of research papers on the said aspect. ' Phytomorphology 41 1989

• Inaugural Address: The control role of ethylene in in plant growth and development.- Ethylene analysis — Tricks played by plants.- Ethylene Metabolism.- Characterization of the ethylene-forming enzyme in vivo and in vitro.- Subcellular localization of 1-aminocyclopropane-1-carboxylic acid metabolism in plant cells.- S-adenosylmethionine-dependent inactivation of 1-aminocyclopropane-1-carboxylate synthase isolated from tomato fruits.- Induction and characterization of the ethylene biosynthesis-inducing xylanase produced by the fungus Trichoderma viride.- The nature of an ethylene biosynthesis-inducing factor found in cellulysin.- The influence of oxygen concentration on ethylene production and the content of 1-aminocyclopropane-1-carboxylic acid (ACC) and 1-malonylaminocyclopropane-1-carboxylic acid (MACC) in etiolated Phaseolus vulgaris seedlings.- Oxygen-independent ethylene action in cocklebur seed germination in relation to osmoregulation.- Ethylene, ?-cyanoalanine synthase and cyanide insensitive respiration in ripening apples: the effect of calcium.- Regulation of Ethylene Action and Production.- Purification and amino-acid sequence analysis of 1-aminocyclopropane-1-carboxylic acid synthase from tomato pericarp.- Effect of 2,5-Norbornadiene on the ripening and the production of ethylene in tomato fruits.- The action of silver thiosulphate in carnation petals.- Hormonal induction of ACC synthase.- Hormone-enhanced ethylene production in leaves.- Effect of auxins on ethylene biosynthesis in banana fruit.- Ethylene and auxin-ethylene interaction in adventitious root formation in mung bean cuttings.- Ethylene induced changes in auxin metabolism in citrus leaf tissues.- Gibberellic acid reduces sensitivity of persimmon fruits to ethylene.- Induction of autocatalyticethylene production and ripening by propylene in “Hayward” kiwifruit.- Ethylene and Stress.- Ethylene biosynthesis in heat-treated apples.- Temperature-induced changes in ethylene production and implications for post-harvest physiology.- The control of autocatalytic ethylene production and ripening in avocado fruit by temperature, high carbon dioxide and low oxygen.- Stress ethylene metabolism as related to degree of tissue injury.- Effect of copper and zinc on the ethylene metabolism in Phaseolus vulgaris L..- Wound-induced ethylene production and 1-aminocyclopropane-1-carboxylic acid synthase in mesocarp tissue of Cucurbita maxima.- Stress ethylene production in a plant-insect-microbe system.- Ethylene and flooding responses of Rumex species.- Ethylene biosynthesis in tomato infected by Phytophthora infestans.- Ethylene and Developmental Processes.- Early changes in ethylene production during senescence of carnation and Phalaenopsis flowers measured by laser photoacoustic detection.- Ethylene and carbon dioxide exchange in leaves and whole plants.- The effect of white light on the ethylene biosynthesis of intact green seedlings.- The effect of red light on the ethylene biosynthesis of intact etiolated seedlings.- Ethylene production in relation to rose micropropagation through axillary budding.- Floral induction of bromeliads by ethylene.- Ethylene synthesis and sensitivity in the formation of aerenchyma in response to deficiencies of N and P in roots of Zea mays.- The role of ethylene in the control of stem pithiness.- Contrary effects of ethylene and ACC on cell growth in the liverwort Riella helicophylla.

' The volume shall prove to be a very useful reference for all those engaged in researches on ethylene in plants. The editors deserve appreciation for bringing out this important compilation of research papers on the said aspect. ' Phytomorphology 41 1989

• Inaugural Address: The control role of ethylene in in plant growth and development.- Ethylene analysis — Tricks played by plants.- Ethylene Metabolism.- Characterization of the ethylene-forming enzyme in vivo and in vitro.- Subcellular localization of 1-aminocyclopropane-1-carboxylic acid metabolism in plant cells.- S-adenosylmethionine-dependent inactivation of 1-aminocyclopropane-1-carboxylate synthase isolated from tomato fruits.- Induction and characterization of the ethylene biosynthesis-inducing xylanase produced by the fungus Trichoderma viride.- The nature of an ethylene biosynthesis-inducing factor found in cellulysin.- The influence of oxygen concentration on ethylene production and the content of 1-aminocyclopropane-1-carboxylic acid (ACC) and 1-malonylaminocyclopropane-1-carboxylic acid (MACC) in etiolated Phaseolus vulgaris seedlings.- Oxygen-independent ethylene action in cocklebur seed germination in relation to osmoregulation.- Ethylene, ?-cyanoalanine synthase and cyanide insensitive respiration in ripening apples: the effect of calcium.- Regulation of Ethylene Action and Production.- Purification and amino-acid sequence analysis of 1-aminocyclopropane-1-carboxylic acid synthase from tomato pericarp.- Effect of 2,5-Norbornadiene on the ripening and the production of ethylene in tomato fruits.- The action of silver thiosulphate in carnation petals.- Hormonal induction of ACC synthase.- Hormone-enhanced ethylene production in leaves.- Effect of auxins on ethylene biosynthesis in banana fruit.- Ethylene and auxin-ethylene interaction in adventitious root formation in mung bean cuttings.- Ethylene induced changes in auxin metabolism in citrus leaf tissues.- Gibberellic acid reduces sensitivity of persimmon fruits to ethylene.- Induction of autocatalyticethylene production and ripening by propylene in “Hayward” kiwifruit.- Ethylene and Stress.- Ethylene biosynthesis in heat-treated apples.- Temperature-induced changes in ethylene production and implications for post-harvest physiology.- The control of autocatalytic ethylene production and ripening in avocado fruit by temperature, high carbon dioxide and low oxygen.- Stress ethylene metabolism as related to degree of tissue injury.- Effect of copper and zinc on the ethylene metabolism in Phaseolus vulgaris L..- Wound-induced ethylene production and 1-aminocyclopropane-1-carboxylic acid synthase in mesocarp tissue of Cucurbita maxima.- Stress ethylene production in a plant-insect-microbe system.- Ethylene and flooding responses of Rumex species.- Ethylene biosynthesis in tomato infected by Phytophthora infestans.- Ethylene and Developmental Processes.- Early changes in ethylene production during senescence of carnation and Phalaenopsis flowers measured by laser photoacoustic detection.- Ethylene and carbon dioxide exchange in leaves and whole plants.- The effect of white light on the ethylene biosynthesis of intact green seedlings.- The effect of red light on the ethylene biosynthesis of intact etiolated seedlings.- Ethylene production in relation to rose micropropagation through axillary budding.- Floral induction of bromeliads by ethylene.- Ethylene synthesis and sensitivity in the formation of aerenchyma in response to deficiencies of N and P in roots of Zea mays.- The role of ethylene in the control of stem pithiness.- Contrary effects of ethylene and ACC on cell growth in the liverwort Riella helicophylla.