The Ides of March

Red thread flair-up in perennial ryegrass.

I apologize for teasing you with a single post, then ignoring the blog site for three weeks. We didn’t mean to invite you all to a party and then not serve up any green beers!

Continue reading...

Blueberry Open House March 14, 2013

Commercial Growers are invited to the Blueberry Open House held this year at Kerri Brooke Caterers, 755 South White Horse Pike, Hammonton, NJ. The program, which includes Spotted Wing Drosophila management issues, begins at 9am on March 14.

Continue reading...

Peach Leaf Curl Epidemiology: Abiotic Factors

Earlier this month we discussed peach leaf curl biology and control. In this issue we’ll explore how the abiotic environment influences infection by the leaf curl fungal pathogen, Taphrina deformans.

Continue reading...

Pear Psylla Oviposition Starts

An examination of a pear orchard in Gloucester  County yesterday revealed that psylla have started laying eggs. Early season control should start as soon as the weather allows for oil applications. Alternatively, Surround can be applied regardless of temperature.

Continue reading...

Updated Weed Management Guides for Field Crops

From Weekly Crop Update Mark VanGessel, Extension Weed Specialist; mjv@udel.edu Updated weed management guides are available online at http://extension.udel.edu/ag/weed-science/ The Guides for “Corn Weed Management”, “Soybean Weed Management”, and” Pasture and Hay Weed Management Guide” as well as other bulletins are available.

Continue reading...

Notes on Small Grain Weed Control

From Weekly Crop Update Mark VanGessel, Extension Weed Specialist; mjv@udel.edu Some fields were sprayed last spring with Osprey for control of annual ryegrass and there was no control. At least one of these fields was confirmed as having ALS-resistant annual ryegrass. If Osprey or PowerFlex (another ALS-herbicide or Group 2 herbicide), were used for annual […]

Continue reading...