Category Archives: Agricultural IPM

Spotted wing drosophila survey participation needed

Your help is needed to combat spotted wing drosophila! If you grow berries or cherries, please complete this 25-30 minute survey: https://survey.ncsu.edu/swd/. This survey is important. We will use the information collected to: Use grant money wisely and focus the efforts of our USDA NIFA funded national … Continue reading

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Report: Milkweed losses may not fully explain monarch butterfly declines

By  Diana Yates University of Illinois Steep declines in the number of monarch butterflies reaching their wintering grounds in Mexico are not fully explained by fewer milkweeds in the northern part of their range, researchers report in a new study. … Continue reading

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Status of Herbicide-Resistant Weeds in Nebraska

Amit Jhala – Extension Weed Management Specialist There are 480 unique cases of herbicide-resistant weed biotypes globally in 252 weed species (147 dicots and 105 monocots). Weeds have evolved resistance to 23 of 26 known herbicide sites of action and … Continue reading

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What do farmers think about resistant weeds?

From IPM in the South by Rosemary Hallberg in Southeast Farm Press Both scientists and regulators have had a lot to say about the growing problem of herbicide resistance and how weed management techniques need to change in response. However, … Continue reading

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Help fight SWD by answering survey online

From IPM in the South by Rosemary Hallberg in Growing Produce by David Eddy Leaders of a nationwide project, Sustainable Spotted Wing Drosophila Management for U.S. Fruit Crops, are asking growers to complete an online survey about the pest. An … Continue reading

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Field-scale experiments reveal persistent yield gaps in low-input and organic cropping systems

Alexandra N. Kravchenko Sieglinde S. Snapp G. Philip Robertson http://www.pnas.org/content/114/5/926.abstract Significance Meeting future food needs requires a substantial increase in the yields obtained from existing cropland. Prior global analyses have suggested that these gains could come from closing yield gaps—differences … Continue reading

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Update on Bacterial Leaf Streak of Corn in Nebraska

Feb. 23, 2017 http://cropwatch.unl.edu/2017/update-bacterial-leaf-streak-corn-nebraska Terra Hartman – Graduate Research Assistant Tamra Jackson-Ziems, Extension Plant Pathologist Bacterial leaf streak disease of corn is caused by the bacterium Xanthomonas vasicola (syn. X. campestris pv. zeae). It was previously only reported on corn … Continue reading

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Spider mite control in corn aided by moisture

From IPM inthe South by Rosemary Hallberg by Kay Ledbetter, Texas A&M AgriLife The Texas A&M AgriLife Extension Service has a list of do’s and don’ts when it comes to spider mite treatment on corn, according to Dr. Ed Bynum, … Continue reading

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Minnesota researchers spill the beans on pulses

When the United Nations announced that 2016 would be the “International Year of Pulses,” Craig Sheaffer wasn’t surprised. An agronomist with a bent toward organics, Sheaffer researches perennial native and introduced legumes, grasses, and woody species at the University of … Continue reading

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Effectiveness of ammonium sulfate vs. new granular sulfur fertilizers in crop production

Feb. 23, 2017 | 1 p.m. CST Sulfur (S) is known to be key to crop growth and high yields, yet S deficiency has become a fertility issue worldwide due to a decrease in S depositions from cleaner, less polluted air … Continue reading

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