SOME FACTORS INFLUENCING THE ABSCISSION OF DEBLADED LEAF PETIOLES
نویسندگان
چکیده
منابع مشابه
Pectin esterase in relation to leaf abscission in coleus and phaseolus.
Pectin esterase (PE) activities in abscission zones, other portions of leaves, and adjacent stem tissues were compared in attached leaves and abscissing petioles (previously debladed) of Coleus blumei Benth. and Phaseolus vulgaris L., cv. Canadian Wonder. Earlier findings of Osborne in bean were confirmed and changes in PE activity in coleus were shown to resemble those in bean in some respects...
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Protein extracted from boll weevil larvae causes abscission of cotton flower buds and debladed petioles. Abscission of buds is preceded by a rapid and persistent flaring of bracts; cell proliferation is induced in the abscission zone of debladed petioles. A possible mode of transmission of the agent from larva to bud tissue is discussed.
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ژورنال
عنوان ژورنال: Acta Botanica Neerlandica
سال: 1956
ISSN: 0044-5983
DOI: 10.1111/j.1438-8677.1956.tb00550.x