any of a large family of beetles (Chrysomelidae) that includes more than 25,000 species, mostly leaf feeders and mostly brightly coloured, with a metallic sheen. It includes the notorious Colorado beetle, the bloody-nosed beetle, and the flea beetles (Phyllotreta species), which attack young cabbage plants
leaf beetle in American English
noun
any of numerous, often brightly colored beetles of the family Chrysomelidae, that feed on the leaves of plants, the larvae of which infest the roots, stem, and leaves
Word origin
[1850–55]
Examples of 'leaf beetle' in a sentence
leaf beetle
Certain phenolic glycosides may reduce leaf beetle feeding.
A. N. EKİZ 2016, 'Importance of Secondary Metabolites for Leaf Beetles (Coleoptera: Chrysomelidae)',International Journal of Secondary Metabolitehttp://dergipark.gov.tr/ijsm/issue/22526/240726?publisher=ijate. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)
Mirra Octavianty, Imas Vita Mulisa Murni, F.X. Susilo 2013, 'PENGARUH PENYUNGKUPAN DAN PENGGUNAAN INSEKTISIDA TERHADAP POPULASI KUMBANG DAUN DANKERUSAKAN PADA TANAMAN SAWI', Jurnal Hama dan Penyakit Tumbuhan Tropikahttp://jhpttropika.fp.unila.ac.id/index.php/jhpttropika/article/view/103. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)
Further, herbivory by the bean leaf beetle also induced resistance against soybean looper feeding.
P. Srinivas, Stephen D. Danielson, C. Michael Smith, John E. Foster 2001, 'Cross-resistance and resistance longevity as induced by bean leaf beetle, Cerotomatrifurcata and soybean looper, Pseudoplusia includens herbivory on soybean', Journal of Insect Sciencehttp://www.insectscience.org/1.5/. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)
The tested varieties seem rather insusceptible to most common diseases, but susceptible to cereal leaf beetle attacks.
Grobelnik Mlakar Silva, Jakop Manfred, Robačer Martina, Bavec Martina, Bavec Franc 2016, 'Growth performance, productivity and diseases susceptibility of barley varieties inSlovenia within the Cobra project's site comparison', Agriculturahttp://www.degruyter.com/view/j/agricultura.2016.13.issue-1-2/agricultura-2017-0001/agricultura-2017-0001.xml?format=INT. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)