horn·worm

(hôrn′wûrm′)

The caterpillar of a hawkmoth, having a hornlike structure on the last abdominal segment. Some hornworms are agricultural pests.

American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

hornworm

(ˈhɔːnˌwɜːm)

(Animals) the hawk-moth caterpillar

Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014

horn•worm

(ˈhɔrnˌwɜrm)

n.

the larva of any of several hawk moths, having a hornlike process at the rear of the abdomen.

[1670–80]

Mentioned in

References in periodicals archive

Timberline's hornworms are a great choice when looking for an additional feeder option.The hornworm cup is a fully functional enclosure that includes the food necessary to bring the hornworms to adult size.

Good Grub

4 Tomato hornworm Tomatoes, peppers, Cultivate soil in fall to tobacco expose overwintering pupae to birds and frost.

Bugs on the Move: Join The Big Bug Hunt and make sure you're prepared when your invertebrate foes come to town

Other plant-boosters include borage, which deters tomato hornworm, clover, which encourages nitrogen into soil, and spearmint, which helps to discourage aphids when planted near roses.

Thyme to share a little sage advice; Healthy herbs are low-maintenance, easy-to-grow plants that will not only improve the flavour of your food but can also boost your wellbeing

Eggs of the tobacco hornworm, Manduca sexta (L.) (Lepidoptera: Sphingidae), were collected from tomato plants at the University of California South Coast Field Station, Irvine, California, USA (33.6833333[degrees]N, 117.7166667[degrees]W).

Flight propensity of isofemale lines of Trichogramma pretiosum Riley in two relative humidity levels

has been found to damage several insect pests, such as Spodoptera exigua Hubner (beet armyworm) [5], Manduca sexta Linnaeus (tobacco hornworm) [6], Plutella xylostella Linnaeus (diamondback moth), Otiorhynchus sulcatus Fabricius (black vine weevil), and Schistocerca gregaria Forskal (desert locust) [7].

Modification of Medium Composition for Enhancing the Production of Antifungal Activity from Xenorhabdus stockiae PB09 by Using Response Surface Methodology

This is in agreement with [PLA.sub.2] from the midgut of tobacco hornworm [31] and Aedes aegypti larvae midgut [18].

A Midgut Digestive Phospholipase [A.sub.2] in Larval Mosquitoes, Aedes albopictus and Culex quinquefasciatus

Edwards CA, Arancon NQ, Vasko-Bennett M, Askar A, Keeney G (2010a) Effect of aqueous extracts from vermicomposts on attacks by cucumber beetles (Acalymna vittatum) (Fabr.) on cucumbers and tobacco hornworm (Manduca sexta) (L.) on tomatoes.

Optimizacion de la produccion de te de vermicomposta y su empleo para la germinacion de semillas de Jatropha curcas L

Zhang then tested methyl benzoate against other agricultural pests, including the brown marmorated stink bug (BMSB), diamondback moth, and tobacco hornworm. He found that the compound can kill all stages of these insects--egg, nymph, and adult--though it works better against smaller insects than larger ones.

The fragrance of a new pesticide

For example, two PO sequences have been reported in the silkworm Bombyx mori [17], the beetle Holotrichia diomphalia [18], and the tobacco hornworm Manduca sexta [19].

Cloning, Expression, and Characterization of Prophenoloxidases from Asian Corn Borer, Ostrinia furnacalis (Gunee)

elegans TMG-capped mRNA[sup.2,2,7] [m.sup.3]GpppN(m)- Tobacco hornworm GpppN -- oocyte Brine shrimp -- [N.sub.1]=[A.sup.m], Gm Sea urchin embryo -- [N.sub.1]=[Pu.sup.m]>[Py.sup.m] Slime mold [N.sub.1]=A>G [N.sub.1]=[A.sup.m] (10%) Neurospora [N.sub.1]=A>G n.d.

Discovery of [m.sup.7]G-cap in eukaryotic mRNAs

Cloning and expression analysis of midgut chymotrypsin-like proteinases in the tobacco hornworm. J.

Gene Expression Profiles in Japanese Pine Sawyer Monochamus alternatus Exposed to a Sublethal Dose of Imidacloprid

Biological control of the cassava hornworm Erinnyis ello (Lepidoptera: Sphingidae).

Parasitism and biological aspects of Tetrastichus howardi (Hymenoptera: Eulophidae) on Erinnyis ello (Lepidoptera: Sphingidae) pupae/Parasitismo e aspectos biologicos de Tetrastichus howardi (Hymenoptera: Eulophidae) em pupas de Erinnyis ello (Lepidoptera: Sphingidae)