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Issue 154: December 30, 2014 

In this Issue
"From the Network" News


New Seminar Features Strategies and Tactics for Rootworm Management in Bt Corn

To help U.S. corn growers and consultants tackle the growing issue insect resistance to Bt corn, Dr. Robert Wright, Research & Extension Entomologist at the University of Nebraska-Lincoln, organized a seminar comprising five webcast presentations focusing on the new and changing aspects of western corn rootworm management.  All five talks in this seminar, titled “Corn Rootworm in the Transgenic Era” are freely available 24/7 on PMN.


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"Focus on" Webcasts


Rootworm Biology and Behavior - Joseph L. Spencer, University of Illinois at Urbana-Champaign

Resistance Evolution and IRM for Rootworm - Aaron Gassmann, Iowa State University

Adult Corn Rootworm Suppression - Lance J. Meinke, University of Nebraska-Lincoln

Larval Corn Rootworm Management - Robert Wright, University of Nebraska-Lincoln

Decision Tree for Grower Management Options: Re-Learning Corn Rootworm Management in the Transgenic Era - Ken Ostlie, University of Minnesota


Factors Contributing to Higher Cotton Leaf Grade Values - Gaylon Morgan, Texas A&M University


Sanitation for Bacterial Ring Rot - Gary Secor, North Dakota State University


Soybean Maturity Groups - Jim Orf, University of Minnesota 

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PMN Crop News

Ag Engineering

Machine Harvesting May Increase Apple Supply for Hard Cider Market −  American Society of Horticultural Sciences

Agronomy and Horticulture

Nutrient Balance and Integrated Management are Keys to Optimal Corn Yields  − Kansas State University

Online Tool Helps Farmers With Nitrogen Application Decisions −  Iowa State University

Cover Crops Can Sequester Soil Organic Carbon −  University of Illinois at Urbana-Champaign

Polyethylene Mulch, Glazing Create Optimal Conditions for Soil Solarization −  American Society of Horticultural Sciences

Vermicompost Leachate Improves Tomato Seedling Growth −  American Society of Horticultural Sciences

Crop Varieties

Genetic Yield Advancements Part of Deltapine Class of 15 Cotton Varieties −  Monsanto Company

DuPont Pioneer Announces High-Impact Corn Products for 2015 −  DuPont Pioneer

DuPont Pioneer Announces Powerful Soybean Lineup for 2015 −  DuPont Pioneer

Forage and Rangeland Management

Ranchers Need to Be Alert for Acorn Poisoning in Cattle −  University of Arkansas

Insect Pests / Entomology

Aphids and Yellow Dwarf Viruses of Wheat −  South Dakota State University

Seed Treatments Crucial to Prevent Sorghum Pests −  Mississippi State University

Sorghum Partners Sorghum Hybrids Demonstrate Tolerance Against Sugarcane Aphids −  Chromatin Inc.

Insecticides Foster 'Toxic' Slugs, Reduce Crop Yields −  Penn State University

Dekalb Sorghum Provides Tolerance Against Sugarcane Aphids −  Monsanto Company


Hidden Histories and Ancient Mysteries of Witches, Plants, and Fungi −  The American Phytopathological Society

Organic Mulch Lets Insect Pollinators Do Their Job −  American Society of Horticultural Sciences

Conservation Ag May Not Reap Hoped for Global Yield Gains −  American Society of Agronomy


Syngenta Introduces Clariva pn Seed Treatment Nematicide for Use in Sugarbeets − Syngenta Crop Protection-US

Plant Diseases

Marrone Bio Innovations’ Regalia Maxx Biofungicide Receives Registration in Brazil − Marrone Bio Innovations

Sonata Fungicide Announces New Uses for Broadacre Crops −  Bayer CropScience

Wanted for Yield Robbery: Sudden Death Syndrome −  United Soybean Board

EPA Approves Bayer CropScience’s Registration Application for IleVO −  Bayer CropScience

Six Things Farmers Should Know About Seed Treatments −  United Soybean Board

Weed Management

Hidden Costs of Herbicide-Resistant Weeds −  United Soybean Board

Team of Scientists Helps Combat Difficult Weeds Through Development of New Corn Herbicide −  Syngenta Crop Protection-US

State Plant Board Approves New Pesticide Crop Systems −  University of Arkansas 

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Featured Journal Articles

Plant Health Progress


Survey and Detection of ‘Candidatus Liberibacter asiaticus’ in a Citrus Nursery Facility in South Texas


Detection of Tobacco rattle virus (TRV) in Phryma leptostachya L.: A New Native Plant Host in Minnesota 

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Last Month's Most Popular Journal Articles

Plant Health Progress: Effectiveness of 14 Fungicides for Suppressing Lesions Caused by Phytophthora capsici on Inoculated Stems of Chile Pepper Seedlings

Forage and GrazinglandsField Drying-Rate Differences Among Three Cool-Season Grasses

Crop ManagementStacked-Gene Hybrids Were Not Found to Be Superior to Glyphosate-Resistant or Non-GMO Corn Hybrids

Applied Turfgrass ScienceVolatility of Broadleaf Weed Herbicides When Applied to Turfgrass 

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Job/Internship Listings

Submit new employment/intern listings online. It’s free for partners!

  • Plant Pathology Intern
  • Senior Research Associate

View these postings at the PMN Employment/Internship Posting Service

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