the larva of any of several insects, as the cucumber beetle, that feeds on the roots of plants
2.
any of several nematodes, esp. of the genus Heterodera, that puncture and feed in the roots of plants
Word origin
[1795–1805; root1 + worm]This word is first recorded in the period 1795–1805. Other words that entered Englishat around the same time include: crunch, hopscotch, kingpin, mirage, unilateral
Examples of 'rootworm' in a sentence
rootworm
Implications to sustainable rootworm management are discussed.
Adriano E. Pereira, Haichuan Wang, Sarah N. Zukoff, Lance J. Meinke, B. Wade French,Blair D. Siegfried 2015, 'Evidence of Field-Evolved Resistance to Bifenthrin in Western Corn Rootworm (Diabroticavirgifera virgifera LeConte) Populations in Western Nebraska and Kansas', PLOS ONE10.1371/journal.pone.0142299. Retrieved from PLOS CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)
Adult rootworm beetles were removed from the traps once weekly.
Marija Ivezić, J. Tollefson, Emilija Raspudić, D. Džoić, Mirjana Brmež 2002, 'EFFECT OF DIFFERENT TRAPS ON CAPTURES OF ADULT CORN ROOTWORM BEETLES (Diabrotica virgiferavirgifera LeConte) IN EAST SLAVONIA', Poljoprivredahttp://poljoprivreda.pfos.hr/upload/publications/4_IVEZIC.pdf. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)
Corn rootworm has one generation per year.
Ivan Sivčev, Petar Kljajić, Miroslav Kostić, Lazar Sivčev, Slađan Stanković 2012, 'Management of Western Corn Rootworm (Diabrotica virgifera virgifera)', Pesticidi i Fitomedicinahttp://www.pesting.org.rs/download.php/documents/27-3/27-3%20189-201.pdf. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)
Appearance of the complete adult corn rootworm population occurred at the sum of 394 degree–days from the biofix.
Dražen Đoić 2009, 'PREDICTING THE EMERGENCE OF CORN ROOTWORM (Diabrotica virgifera virgifera LeConte)IN ESTERN SLAVONIA', Poljoprivredahttp://poljoprivreda.pfos.hr/upload/publications/poljoprivreda-15-2-14.pdf. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)
More than 50% of the corn rootworm population was recorded at the sum of 221 degree–daysfrom the biofix.
Dražen Đoić 2009, 'PREDICTING THE EMERGENCE OF CORN ROOTWORM (Diabrotica virgifera virgifera LeConte)IN ESTERN SLAVONIA', Poljoprivredahttp://poljoprivreda.pfos.hr/upload/publications/poljoprivreda-15-2-14.pdf. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)