| 5492250 |
leafminer fly |
Liriomyza chinensis |
damaged leaves |
| 5006052 |
onion thrips |
Thrips tabaci |
Illustration by Arthur Cushman |
| 5473258 |
beet armyworm |
Spodoptera exigua |
Leaf damage caused by beet armyworm feeding; Spodoptera exigua |
| 5473259 |
beet armyworm |
Spodoptera exigua |
Leaf damage caused by beet armyworm feeding; Spodoptera exigua |
| 5473257 |
beet armyworm |
Spodoptera exigua |
Leaf damage caused by beet armyworm feeding; Spodoptera exigua |
| 1572691 |
thrips |
|
Onion thrips on onion leaf. February 1997 |
| 5402104 |
onion aphid |
Neotoxoptera formosana |
|
| 5445029 |
onion thrips |
Thrips tabaci |
Aerial sticky trap to monitor adult populations |
| 5445036 |
onion thrips |
Thrips tabaci |
Onion thrips egg in onion leaf tissue stained with acid fuchsin dye |
| 5445032 |
onion thrips |
Thrips tabaci |
Severe onion plant injury from onion thrips |
| 5445033 |
onion thrips |
Thrips tabaci |
Onion thrips in the neck of an onion plant |
| 5445030 |
onion thrips |
Thrips tabaci |
Onion thrips in the neck of an onion plant |
| 5445031 |
onion thrips |
Thrips tabaci |
Adults and larvae on leaf |
| 5445181 |
differential grasshopper |
Melanoplus differentialis |
|
| 5445182 |
differential grasshopper |
Melanoplus differentialis |
Mating pair on damaged host |
| 5445180 |
differential grasshopper |
Melanoplus differentialis |
|
| 1455005 |
vegetable leafminer |
Liriomyza sativae |
Larva and pupa in mine |
| 1327101 |
click beetle |
|
Wireworm and damage to onion seedling. |
| 1570934 |
whiteflies |
|
Onion field shows huge variation in crop development. Sudangrass crop residue is one potential cause. December 1994 |
| 1327082 |
onion thrips |
Thrips tabaci |
Close-up of thrips feeding damage on onion leaf. |
| 1455006 |
vegetable leafminer |
Liriomyza sativae |
Within mine |
| 1455003 |
vegetable leafminer |
Liriomyza sativae |
Damage to green bunching onion |
| 1455007 |
vegetable leafminer |
Liriomyza sativae |
|
| 1243005 |
vegetable leafminer |
Liriomyza sativae |
Damage to green onion. |
| 1455008 |
vegetable leafminer |
Liriomyza sativae |
|
| 1455004 |
vegetable leafminer |
Liriomyza sativae |
Damage to green bunching onion |
| 1243004 |
vegetable leafminer |
Liriomyza sativae |
Damage to green onion. |
| 1243059 |
onion thrips |
Thrips tabaci |
Nymphs on onion. |
| 1243058 |
onion thrips |
Thrips tabaci |
Nymphs at base of leaf of onion. |
| 1243057 |
onion thrips |
Thrips tabaci |
Leaf scaring injury to onion. |
| 1243002 |
vegetable leafminer |
Liriomyza sativae |
Larva within tunnel of onion. |
| 5389423 |
onion thrips |
Thrips tabaci |
Kaolinite dust/spray applied to onion plants as part of onion thrips management strategy on a field at Colorado, USA. |
| 5389424 |
onion thrips |
Thrips tabaci |
Kaolinite dust/spray applied to onion plants as part of onion thrips management strategy on a field at Colorado, USA. |
| 5389422 |
onion thrips |
Thrips tabaci |
Kaolinite dust/spray applied to onion plants as part of onion thrips management strategy on a field at Colorado, USA. |
| 5389421 |
onion thrips |
Thrips tabaci |
Kaolinite dust/spray applied to onion plants as part of onion thrips management strategy on a field at Colorado, USA. |
| 5362731 |
leafminer fly |
Liriomyza spp. |
An onion leaf infected by the onion leafminer Liriomyza spp. on a field at Fruita in Colorado. |
| 5369895 |
army cutworm |
Euxoa auxiliaris |
Cutworm next to damaged onion seedling |
| 5356680 |
onion thrips |
Thrips tabaci |
Demonstration of use of local "medicine" to control onion thrips (Thrips tabaci) in Guinea Bissau. |
| 5364131 |
onion thrips |
Thrips tabaci |
Onion thrips (Thrips tabaci) nymphs in new growth, between onion leaves. |
| 5364130 |
onion thrips |
Thrips tabaci |
Second instar nymph (and damage to leaf) of the onion thrips (Thrips tabaci). |
| 5364128 |
onion thrips |
Thrips tabaci |
First instar nymph of onion thrips (Thrips tabaci). |
| 5365855 |
onion thrips |
Thrips tabaci |
Onion plant leaves showing sypmtoms onion thrips (Thrips tabaci) damage coupled with heat stress in the field. |
| 5365856 |
onion thrips |
Thrips tabaci |
Onion plant leaves showing sypmtoms onion thrips (Thrips tabaci) damage coupled with heat stress in the field. |
| 5365854 |
onion thrips |
Thrips tabaci |
Onion plant leaf showing sypmtoms onion thrips (Thrips tabaci) damage coupled with heat stress in the field. |
| 5362734 |
leafminer fly |
Liriomyza spp. |
An onion plant infested with the onion leafminer Liriomyza sp. in the field. |
| 5362733 |
leafminer fly |
Liriomyza spp. |
An onion plant infested with the onion leafminer Liriomyza sp. in the field. |
| 5362732 |
leafminer fly |
Liriomyza spp. |
An onion plant infested with the onion leafminer Liriomyza sp. in the field. |
| 5362730 |
leafminer fly |
Liriomyza spp. |
onion leafminer at Fruita, insect, Liriomyza species |
| 5362729 |
leafminer fly |
Liriomyza spp. |
onion leaf miner at Fruita, insect, Liriomyza species |
| 5359357 |
seedcorn maggot |
Delia platura |
Evidence of the seedcorn maggot (Delia platura) in an onion. |
| 5210020 |
seedcorn maggot |
Delia platura |
Larva associated with damaged onion seedling |
| 5210032 |
seedcorn maggot |
Delia platura |
Larva associated with damaged onion seedling |
| 5210043 |
seedcorn maggot |
Delia platura |
Larva associated with damaged onion seedling |
| 1243001 |
vegetable leafminer |
Liriomyza sativae |
|
| 2511051 |
onion thrips |
Thrips tabaci |
Thrips control test in Texas |
| 1243003 |
vegetable leafminer |
Liriomyza sativae |
Pupa within tunnel ofonion. |
| 1327077 |
onion thrips |
Thrips tabaci |
Smaller, tan thrips on left is the onion thrips (Thrips tabaci). Larger yellowish thrips on the right is the western flower thrips (Frankliniella occidentalis). |
| 1327078 |
onion thrips |
Thrips tabaci |
Adult and immature thrips (Thrips tabaci). The adult on left has four wings lined with long hairs. Immatures are wingless and generally are light colored. Immatures are generally light colored without wings. Adults vary in color and have four wings lined with long hairs. |
| 1327079 |
onion thrips |
Thrips tabaci |
Thrips tabaci (on left) and F. occidentalis (on right) adults. Thrips sp. have a prominant row of hairs at the back of the first segment behind the head. Frankliniella sp. have a prominant row of hairs at the back and front edge of this segment. |
| 1327081 |
onion thrips |
Thrips tabaci |
Thrips damage on onions. Light colored areas are the result of heavy feeding by thrips on the onion leaves. |
| 1327083 |
onion thrips |
Thrips tabaci |
Immature thrips in the neck of an onion. The white specks in the neck area are thrips immatures. Thrips like tight spaces for hiding and feeding and are usually found in the neck or folded leaves of onions. |
| 1327102 |
click beetle |
|
Wireworm and damage to onion seedling. |