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单词 paddy caseworm
释义

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paddy caseworm
2. More fully paddy caseworm, rice caseworm. The aquatic caterpillar of the pyralid moth Nymphula depunctalis, which is a major pest of rice in South and South-East Asia, feeding on leaves and forming a protective case from their fragments.
ΚΠ
1902 A. Lehmann Notes Entomol. (Dept. Agric. Mysore State Bull. No. 1) 2 (heading) The Case-Worm.—(Nymphula depunctalis).
1914 T. B. Fletcher Some South Indian Insects xi. 87 The converse of irrigation, Draining, is used to control the Paddy Caseworm (Nymphula depunctalis) whose larva is aquatic in habit.
1929 R. A. Wardle Probl. Appl. Entomol. xi. 256 The chief insect pests of rice in the area are certain Pyralid boring larvae..; certain Pyralid leaf-rolling caterpillars, notably the aquatic Rice Caseworm Nymphula depunctalis and the Rice Leaf-roller Cnaphalocrocis medinalis [etc.].
1984 Crop Protection 3 190 Chelated metal complexes could impart resistance in rice plants to insect pests like stem borer, gall midge, and caseworm.
2006 Jrnl. Food Composition & Anal. 19 749/2 Some fish species contribute to the biological control of rice pests such as apple snails, stem borers or caseworms.
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