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GNARLED STEM CANKER OF TEA CAUSED BY THE CAPSID BUG (HELOPELTIS BERGROTHI REUT.)
Author(s) -
LEACH K.,
SMEE COLIN
Publication year - 1933
Publication title -
annals of applied biology
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.677
H-Index - 80
eISSN - 1744-7348
pISSN - 0003-4746
DOI - 10.1111/j.1744-7348.1933.tb07451.x
Subject(s) - biology , canker , citrus canker , insect , botany , horticulture , genetics , bacteria
SUMMARY. 1. Gnarled stem canker of tea is shown to be caused by the tea mosquito bug ( H. bergrothi Reut.). 2. An account is given of the development of the canker from the time that the insect starts feeding. 3. The measurements of cankers found occurring in the field and those caused by different stages of the insect are given. 4. The path of the stylets in the tissues of the stem is described. The cause of the collapse of the affected tissues is discussed. 5. Control measures are considered in brief.