See All Pest, Disease and Weed Identification

31 Results

List Grid

Agna Rodrigues,
Flour and Grain Mites - Articles Articles
The grain or flour mites are one of the most important mites infesting food and feed products, cereals, dried vegetable materials, cheese, corn and dried fruits. More
Merle Shepard, Gerald R.Carner, and P.A.C Ooi, Insects and their Natural Enemies Associated with Vegetables and Soybean in Southeast Asia,
Black Cutworm - Articles Articles
In Pennsylvania field crops, black cutworm is most often a pest of corn, but can also cause trouble in wheat and tobacco. More
Figure 1. Lodged corn seen from a distance.
Corn rootworms Suspected of Resistance to Bt Corn Varieties Discovered - Articles Articles
Western corn rootworms that developed resistance to some Bt corn varieties may now be a problem in PA. More
Frank Peairs, Colorado State University,
Corn Leaf Aphid on Field Corn - Articles Articles
The corn leaf aphid is found throughout the United States and southern Canada. This native pest species feeds on sorghum, corn, small grains, and other grasses. More
USDA ARS Photo Unit, USDA Agricultural Research Service,
Western and Northern Corn Rootworm Management in Pennsylvania - Articles Articles
Corn rootworms have long been major economic pests in the United States. In Pennsylvania, corn rootworm damage has been sporadic, but increasing in recent years. More
Kansas Department of Agriculture,
Wireworms as Pests of Field Crops - Articles Articles
Wheat wireworms and the eastern field wireworm are the predominant species that attack corn and other field crops in Pennsylvania. More
Joseph LaForest, University of Georgia,
Weevils on Stored Grain - Articles Articles
Worldwide, three species of weevils are among the most destructive pests of stored grains, seeds, and grain products. These are the rice, granary, and maize weevils. More
Frank Peairs, Colorado State University,
Two-Spotted Spider Mite on Soybeans and Field Corn - Articles Articles
The two-spotted spider mite is an occasional pest of soybeans in Pennsylvania. Over the past 15 years, outbreaks have been associated with drought conditions. More
Sod Webworm as Occasional Pests of Field Corn
Sod Webworm as Occasional Pests of Field Corn - Articles Articles
Several species of sod webworms occasionally may be serious pests to young corn plants during May and early June. More
James Kalisch, University of Nebraska,
Stalk Borer - Articles Articles
The stalk borer has been recognized as a problem in Pennsylvania agriculture for 150 years. The larvae bore into stalks and stems and feed within the plants. More
Whitney Cranshaw, Colorado State University,
Snailcase Bagworm - Articles Articles
The snailcase bagworm is a moth (family Psychidae) that was accidentally introduced into the United States from Europe in the 1940s. More
Howard F. Schwartz, Colorado State University,
Seedcorn Maggot as a Pest of Field Corn - Articles Articles
The seedcorn maggot, a pest imported from Europe, is now established throughout the United States. Corn and soybeans are the major crops attacked. More
Pest Alert - Omnivorous Leafroller
Pest Alert - Omnivorous Leafroller - Articles Articles
The omnivorous leafroller has recently been confirmed in a greenhouse in Pennsylvania. Your assistance is needed in monitoring this pest indoors and outdoors in Pennsylvania. More
Clemson University - USDA Cooperative Extension Slide Series,
Sawtoothed and Merchant Grain Beetle - Articles Articles
The sawtoothed grain beetle, and the closely related merchant grain beetle, can be found with other insects in contaminated stored grains in Pennsylvania. More
Gary Alpert, Harvard University,
Indian Meal Moth - Articles Articles
The Indian meal moth is a common pest of stored grains and pantries. The larvae feed on grains, dried fruits, nuts, cereals, and a variety of processed foods. More
  1. 1
  2. 2
  3. 3