Crops

Author(s) Astrid Newenhouse, Bob Meyer, Larry Chapman.  This series outlines easy ways to save time and money and reduce stress on your back while...

Author(s) Teryl R. Roper. This fact sheet helps you determine when various apple cultivars are ripe and ready to pick as well as provides tips on...

Author(s) T. R. Roper. Watercore of apple is a physiologic disorder. The fruit tissue abnormal condition is a response of some apple cultivars to...

Author(s) Karen Delahaut, Walt Stevenson.  Scab, also called gummosis, is one of the most important diseases affecting vine crops. In cool moist e...

Author(s) Karen Delahaut, Walt Stevenson. Powdery mildew is a foliar disease that occurs late in the season on cucumbers, gourds, muskmelons, pump...

Author(s) Karen Delahaut, Walt Stevenson. Bacterial wilt, caused by Erwinia tracheiphila, is a destructive vascular disorder spread by cucumber be...

Author(s) Karen Delahaut, Walt Stevenson. Anthracnose is a destructive fungal disease of the foliage, stems, and fruit of cucumbers, gourds, muskm...

Author(s) K. A. Delahaut.  Leafminers are the larval stage of flies, moths, sawflies, and beetles that often cause damage to leafy edible plants s...

Author(s) K. A. Delahaut.  This fact sheet covers vegetable aphids, including the bean, pea, green peach, melon, potato, cabbage, and corn leaf ap...

Author(s) Brian Luck, Jessica Drewry, Jeff Nelson. Unmanned aerial vehicles (UAVs), or drones, have the capability to measure crop health in near ...

Author(s) Karen Delahaut, Walt Stevenson. Even though symptoms may not appear until after harvest, many of the disease-causing organisms that caus...

Author(s) L. D. Wells-Hansen, P. S. McManus. Tobacco streak virus (TSV) is one of four viruses detected in cranberry to date. Irregularly shaped, ...

Author(s) Richard Wolkowski, Thomas Cox, James Leverich. Wisconsin growers have a renewed interest in conservation tillage options. This publicati...

Author(s) Don Schuster, Dan Undersander, Dan Schaefer, Richard M. Klemme, Mike Siemens, Larry Smith. Cattle-grazing enterprises have become increa...

Author(s) Chelsea Zegler, Mark Renz, Matt Ruark, Geoff Brink. Wisconsin has the largest number of organic dairies in the United States with over 4...

Author(s) K. A. Delahaut.  The squash vine borer is an annual pest of pumpkins and squash. Winter squash are especially vulnerable. This fact shee...

Author(s) K. A. Delahaut. Squash bugs are a problem in Wisconsin, feeding on most vine crops such as pumpkins and squash in commercial and home ga...

Author(s) Claire Strader, Julie Dawson. One of the most common criticisms of organic agriculture is that it relies too heavily on tillage. While o...

Author(s) Anna Haines, Lynn Markham, Dan McFarlane, Eric Olson, Rebecca Roberts, Linda Stoll. This summary of global warming and resulting climate...

Author(s) Lois Wright Morton, Linda S. Prokopy, J. Gordon Arbuckle, Chad Ingels, Marilyn Thelen, Robert Bellm, Dennis Bowman, Laura Edwards, Charle...

Author(s) Lucia Gutierrez, Pablo Gonzalez-Barrios, Shawn Conley. The publication contains results of the previous season's performance trials for ...

Author(s) Shawn Conley, Adam Roth, John Gaska, Brian Mueller, Damon Smith. Wisconsin winter wheat performance tests are conducted each year to g...

Author(s) Eileen Cullen, Jigyasa Jyotika. The Western bean cutworm, a native to North America common to the central high plains and western corn ...

Author(s) Paul Esker. This reference guide provides information regarding symptoms, risk factors, and management options in order to help improve ...

Author(s) Yi Wang, Mack Naber. The Canopeo app developed by Oklahoma State University is a powerful, free tool that can assist with monitoring pot...

Author(s) Paul R. Carter, Emerson D. Nafziger, Joe G. Lauer. If soil conditions are not ideal at planting, corn may emerge unevenly. You might eve...

Author(s) Eileen Cullen, Sarah Schramm. In Wisconsin and the Upper Midwest, the two-spotted spider mite is an occasional pest of soybean and corn ...

Author(s) Alvin J. Bussan, Robert P. Sabba, Michael J. Drilias. Maximizing the value of the stored potato crop in Wisconsin requires careful crop ...

Author(s) Rodrigo Werle, Richard Proost, Chris Boerboom. Investigations of soybean leaf puckering in Wisconsin have often found the injury was cau...

Author(s) Karen Delahaut. The seed corn maggot (Delia platuraorganic) is a perennial pest that attacks the seeds and seedlings of a wide variety o...

Author(s) Sarah Schramm, Ken Frost, Amy Charkowski, Stewart Gray, Alex Crockford, Russell L. Groves. Potato virus Y (PVY) is an aphid-transmitted ...

Author(s) P. M. Rogers, W. R. Stevenson, J. A. Wyman, Ken Frost, Russell Groves. Each year three major foliar diseases invade Wisconsin commercial...

Author(s) Eileen Cullen, Richard Proost, Dean Volenberg. Bt corn hybrids are genetically modified to contain a bacterium that acts as an insectici...

Author(s) Katelin Holm, Eileen Cullen. The seedcorn maggot (SCM), Delia platura, is a soil insect pest of corn, soybean, and vegetable crops. Conv...

Author(s) Michelle Marks, Amanda Gevens. Viruses cause several diseases of hop, and apple mosaic virus in particular can have a significant impact...

Author(s) Michelle Marks, Amanda Gevens. Hop powdery mildew occurs in most commercial production regions of the world. Losses are associated with ...

Author(s) Michelle Marks, Amanda Gevens. Downy mildew is a serious disease of hop. Damage is dependent upon cultivar susceptibility and growing se...

Author(s) Jed Colquhoun. When a weed species becomes resistant to a herbicide, it eliminates an entire class of available products. For commercial...

Author(s) Eileen M. Cullen, John Wedberg. This fact sheet details the life cycle of the European corn borer, or Ostrinia nubilalis, including the ...

Author(s) J. L. Wedberg. This fact sheet details the life cycle of the northern, western, and southern corn rootworms, the damage they can cause,...

Author(s) Joe Lauer Deciding whether to replant a marginal corn field can be difficult: Will a marginal field outproduce a late-planted one? This ...

Author(s) L. G. Bundy Profitable corn production requires an adequate soil fertility program. Insufficient nutrients will lower yields; excess nut...

Author(s) K. A. Delahaut, E. M. Cullen, J. L. Wedberg. The corn earworm Helicoverpa zea can cause serious economic damage to fresh market and pro...

Author(s) Brian D. Luck. Often yield monitor calibration falls by the wayside during the harvest-time rush, but taking the time to calibrate your ...

Author(s) S. Thomas-Sharma, P. S. McManus. Soon after the discovery of Tobacco streak virus (TSV) in cranberry, Blueberry shock virus (BlShV) was ...

Author(s) Jed Colquhoun, Christelle Guedot, Patty McManus, Deana Knuteson. This workbook is a practical tool for grower use throughout the entire ...

Author(s) Deana L. Knuteson, Walter R. Stevenson, Jeffrey A. Wyman, Alvin J. Bussan, Jed B. Colquhoun, Carrie A.M. Laboski, Erin M. Silva. Updated...

Author(s) Deana L. Knuteson, Walter R. Stevenson, Jeffrey A. Wyman, Alvin J. Bussan, Jed B. Colquhoun, Carrie A.M. Laboski. Updated for 2010 with ...