There are many factors involved in selecting that “best nozzle” for the sprayer: application rate, spray pressure, travel speed, type of chemical sprayed, mode of action, application, target, and spray drift risk. Erdal Ozkan, one of our FABulous Engineering Professors has written a new factsheet on selecting the best nozzle for a spray application. The publication, “Selecting the Best Nozzle for the Job,” can help you “get it right”! You can find this at http://ohioline.osu.edu/factsheet/aex-528. The pdf version is at

http://agnr.osu.edu/sites/agnr/files/imce/pdfs/publications/AEX_528_Nozzles.pdf. We also have copies available in our office.

The Ohio Cattlemen’s Association is hosting a Seedstock Improvement Bull Sale on Saturday, April 9, at the Union Stock Yards Company in Hillsboro. The sale starts at noon. All bulls have passed a breeding soundness exam, have known genetics, and have been vaccinated. There are seven different breeds represented. Catalogs are available at www.ohiocattle.org.

The Howard Wyman Sheep Industry Leadership School will be held July 10-14 at Ohio State University in Columbus. This intense four-day program designed for those age 20+ includes site tours of Ohio sheep operations. In addition, participants will spend one full day in the OSU Meat Lab learning about carcass grading, performing hands-on fabrication of carcasses, and processing meat products.

Interested individuals must complete an application form. Thirty-two participants will be selected to attend the 2016 school. Though there is no fee to apply, but a registration fee of $200 is required if accepted. The National Lamb Feeders Association will provide meals, lodging, and tour-related expenses. Participants are responsible for their own travel to and from the school location.

Applicants may apply electronically by visiting www.nlfa-sheep.org/leadership.html or an application can be downloaded and returned by mail or fax. Applications must be received by May 1. For more information, call the NLFA office at 503-364-5462 or email [email protected].

There are now three digital weed publications available for use on your Android and Apple phones. These have been written by members of the OSU Weed Team to help growers identify weeds in order to manage them correctly. The publications include the following:

2015 Ohio State University Guide to Weed Identification is available as an iBook that can be downloaded for $9.99 through the Google Play store at go.osu.edu/weedguidedroid or through Ohio State’s Digital Bookstore at digitalbookstore.osu.edu/book/ohio-state-university-guide-weed-identification. The guide offers pictures of various weed species at different stages of maturity and 360-degree movies for most species. This guide also provides information on the basic principles of weed identification, describing 29 families and 85 species of monocotyledonous and dicotyledonous plants.

Principles of Weed Ecology and Management can be downloaded for $4.99 via iTunes at go.osu.edu/weedecology and on Google Play at go.osu.edu/weedecologydroid. This guide provides information on the basic principles of weed science and describes 46 families and 100 species of monocotyledonous and dicotyledonous plants. Plant descriptions include key identification characteristics, pictures of the various species at different stages of maturity, and 360-degree movies for most species. This book includes a number of the most common Midwestern U.S. weeds and how to identify them.

Identifying Noxious Weeds of Ohio can be downloaded for free on iTunes at go.osu.edu/noxiousweed and on Google Play at go.osu.edu/noxiousweedroid. This updated guide provides technical descriptions and photos for Ohio’s 21 invasive and noxious weed species, including information on habitat, life cycle, key plant characteristics, and a summary of problematic features. The guide also includes photos of weed species at different stages of maturity for optimal identification aid and provides information on Ohio’s noxious seed law, Extension guides to weed control, and a quick guide to weed regulations in Ohio law.