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Insects on Real Christmas Trees
Insects on Real Christmas Trees - Articles Articles

Insects on Real Christmas Trees

Michael J. Skvarla

Most real Christmas trees are free of insects and other arthropods. However, it is possible that some trees may harbor one or more species. More
Alfalfa regrowth after the last summer cutting. Image Credit: Hanna Wells.
Potassium Management to Improve Alfalfa Winter Survival - Articles Articles
Proper potassium management in fall can improve winter survival of alfalfa. More
Manure storages that capture runoff from barn roofs or other impervious surfaces are likely to fill up sooner than expected due to the extreme rainfall this summer. Image credit: Charlie White
Manure Management When Storages Fill Up Sooner than Expected - News News
With the extreme rainfall over the last month, some farms may need to start emptying manure storages sooner than normal. Here are some points to consider when doing so. More
Asian longhorned ticks are can be found on deer and other wildlife, as well as livestock and companion animals.
Asian Longhorned Tick, Haemaphysalis longicornis - Articles Articles

Asian Longhorned Tick, Haemaphysalis longicornis

Erika Machtinger, Michael J. Skvarla

The Asian Longhorned tick is a recent invasive tick to Pennsylvania. This tick can be found on wildlife and on livestock. It is important to be aware of the presence of this tick and to implement prevention and control measures when necessary. More
Nitrogen deficiency in corn, characterized by yellowing along the midrib of the lower leaves, starting at the leaf tip and moving towards the stalk. (Image credit: Charlie White)
What is the Potential for Nitrogen Losses from Extreme Summer Rainfall - Articles Articles
The severity of nitrogen losses from extreme summer rainfalls, and how you react to them, depends on many factors. More
Potassium deficiency on this corn crop is exhibited by yellowing and necrosis of the leaf edges in the lower part of the canopy. Image credit: Jeff Graybill
Scouting for Nutrient Deficiencies - Articles Articles
Regular visual inspections, paired with tissue testing, soil sampling, and some help from eyes in the sky, can help diagnose nutrient deficiencies in a growing crop. More
Corn in wet areas of this field is suffering from a nitrogen deficiency due to early season nitrogen losses. Photo credit: Charlie White
Is Your Nitrogen Still There? - News News

Is Your Nitrogen Still There?

06/06/2018

With the cool and wet weather in many parts of the state, you might be wondering whether the nitrogen you applied to corn this spring has been lost. More
Urea granules treated with a urease inhibitor. Photo credit: Charlie White
Will Your Nitrogen Stabilizer be Effective? - Articles Articles
Nitrogen stabilizer products are valuable management tools to prevent losses of N fertilizer and increase N use efficiency by the crop. Knowing how these products work will you help you maximize their effectiveness. More
Photo credit: Patrick Drohan
Soil pH Affects Forage Production - Articles Articles

Soil pH Affects Forage Production

Jessica A. Williamson, Ph.D., Charles White

Soil pH can be one of the greatest determinates of forage productivity and stand life. More
Sclerodermus Latreille
Sclerodermus Latreille - Articles Articles

Sclerodermus Latreille

Michael J. Skvarla

Sclerodermus are small wasps that can become pestiferous and sting people when they attack wood-boring beetle larvae that have infested wooden structures and furniture. More
Magnolia Leaf-Footed Bug
Magnolia Leaf-Footed Bug - Articles Articles

Magnolia Leaf-Footed Bug

Michael J. Skvarla

Magnolia leaf-footed bugs are brown bugs occasionally found on magnolia. They do not pose a risk to human health and do not cause damage to or reduce the vigor of infested trees, but may be nuisance pests. More
A field must have greater than 25% crop residue cover or a cover crop to be eligible for winter manure spreading, along with other restrictions. Photo credit: Charlie White
The Do’s and Don’ts of Winter Manure Spreading - Articles Articles
If winter manure spreading is absolutely unavoidable, follow these requirements to do it legally. More
Jalysus wickhami. Photo © John Rosenfeld
Spined Stilt Bug - Articles Articles

Spined Stilt Bug

Michael J. Skvarla

Spined stilt bugs are an occasional pest of greenhouse tomatoes that can cause flower and fruit abortion and unsightly feeding damage in mature fruits. More
Can I Apply Potash in Winter?
Can I Apply Potash in Winter? - Articles Articles

Can I Apply Potash in Winter?

Charles White, Nicole Santangelo

Ensuring properly timed potassium applications where they are needed when conditions permit. More
Photo caption: Charlie White, PSU
Charlie White, Soil Fertility and Nutrient Management Extension Specialist - News News
The torch is passed in the soil fertility and nutrient management Extension program. More
Yellowmargined leaf beetle (YMLB) adult. Photo: Michael Skvarla, Penn State
Yellowmargined Leaf Beetle Serious Pest in Pennsylvania - Articles Articles

Yellowmargined Leaf Beetle Serious Pest in Pennsylvania

Michael J. Skvarla, Shelby Fleischer, Ph.D.

Yellowmargined leaf beetle (YMLB) (Microtheca ochroloma) is a serious pest of cruciferous crops. More
Michael Skvarla, director of the Insect Identification Lab in Penn State's College of Agricultural Sciences, holds a walking stick. Photo by Amy Duke
Penn State Department of Entomology Offers Insect Identification Services - News News
Director of the Insect Identification Lab in Penn State's College of Agricultural Sciences knows his bugs More
Photo: T. Baugher, Penn State
A Brief Guide to Hand Lenses - Articles Articles

A Brief Guide to Hand Lenses

Michael J. Skvarla

Arthropods, including plant pests and biocontrol agents, are often difficult to identify with the naked eye. More
Achieving High Soil Carbon Levels Survey
Achieving High Soil Carbon Levels Survey - News News
Do you want to learn how to achieve high soil carbon levels while preventing nitrate leaching and phosphorus runoff? More
Figure 5. Alternating row configuration is one strategy to manage competition between species in a mixture. Here forage radish alternates with Austrian winter pea.
Making the Most of Mixtures: Considerations for Winter Cover Crops - Articles Articles
This article discusses tailoring a cover crop mixture, building a complementary mix, determining which species to use, methods to establish mixtures, and considerations when terminating mixtures. More
Managing Soil Health: Concepts and Practices
Managing Soil Health: Concepts and Practices - Articles Articles

Managing Soil Health: Concepts and Practices

Charles White, Mary Barbercheck, Ph.D.

Information for farmers and gardeners who want to understand the physical, chemical, and biological components of healthy soil and how to manage them. More
Brown marmorated stink bug
Brown Marmorated Stink Bug - Articles Articles

Brown Marmorated Stink Bug

Michael J. Skvarla

The brown marmorated stink bug (BMSB) was first collected in September of 1998 in Allentown, but probably arrived several years earlier. More
Rye Hairy Vetch. Photo: Elsa Sanchez
Growing Cover Crops for Nitrogen on Vegetable Farms - Articles Articles

Growing Cover Crops for Nitrogen on Vegetable Farms

Elsa Sanchez, Ph.D., Charles White

There are a lot of good reasons for using covers crops on vegetable farms including recycling or adding nitrogen to the soil. More
Penn State Organic Crop Production Guide
Penn State Organic Crop Production Guide - Guides and Publications Guides and Publications

Penn State Organic Crop Production Guide

Charles White, Mary Barbercheck, Ph.D., William S. Curran, Ph.D.

246

From: $15.00

To: $35.00

Case studies of successful organic crop farmers in the Northeast and information on organic farming practices. More
Field of diverse crops in rotation
Introduction to Organic Farming: A Growing Opportunity for Pennsylvania Farmers - Articles Articles
This article provides basic information about organic farming, including getting started, considering your product/market, and deciding whether to be certified. More