PPT-Spray Droplet Size and Drift

Bob Wolf Kansas State University Biological and Ag Engineering Bobby Grisso VA Tech Biological Systems Engineering Pat Hipkins VA Tech VT Pesticide Programs Tom Reed Spraying Systems TeeJet Northeast. At 3 bar spray performance is often equivalent to a medium flat fan spray At lower pressures spray drift is reduced by up to 75 so the balance between spray coverage and drift reduction can be easily adjusted by the operator More drops per litre tha Best Methods for Studying Droplet Spray Transmission. November 4 , 2010 and November 5, 2010 – Atlanta, GA. “Understanding the Modes of Influenza Transmission” Workshop. What are the key questions/ gaps remaining in understanding the contribution of . Understanding the Basics. Brad Fritz. USDA ARS . Aerial Application Technology . Research Unit. College Station, Texas. Droplet Diameter. D. D = droplet diameter. V = droplet volume. At equal volume with droplets of ½ diameter. Faculty of Engineering. Chemical Engineering Department. Graduation Project (2) . The effect of solution types on the emulsification process. Prepared by: . Nadia Othman. Taghreed. . Najajrah. Weam. Aaron Brown. WSDA. Remember. Label is the Law. Mandatory vs. Advisory Statements. Mandatory Statements are Directives or Commands. Require or prohibit certain actions by user.. Often (but not always) use imperative verbs:. If you spend $50,000.00 dollars per year on chemical!. We divide that cost by the number of nozzles on your sprayer. For instance: . $50,000.00/26=$1923.08 dollars per nozzle. . . If we allow for 10% wear factor it means you are wasting . 877-736-6924 . www.nwci.com. . m. fknight@nwci.com. or . margie.campbell@nwci.com. . NWCI Advantages. We supply discounted replacement parts and motors for environments that are extremely harsh. Refurbished models are also available. Brian. Mathis . TeeJet Southeast Regional Sales Manager. Proper Spray Tip Selection and Calibration. Brian Mathis. Southeast Regional Sales Manager. AGENDA. Spray tip nomenclature and industry standards. SIC KNOWLEDGE--. Erdal Ozkan. Professor & Extension Agricultural Engineer. Dept. of Food Agricultural & Biological Engineering. OSU Extension Publication . FABE-528. http://ohioline.osu.edu/factsheet/fabe-528. crop. OK to spray. Wind. Application. site. Sensitive. crop. Do not spray. Xtend. soybean to be treated with . dicamba. Tobacco. Corn, not treated with . dicamba. What do you do here?. Best not to spray.. Training developed by. Alan York, NCSU. Training approved by . N. C. Dept. Agric. & Cons. Serv.. Purpose of Training. Neither encouraging nor discouraging use. Not trying to scare you; intent is to raise awareness of potential problems and how to avoid them. Surry County Center. Wayne Buhler, PhD, Extension Specialist, . NC State University. Spray Drift Management. Pesticide drift is…. . …the unintentional airborne movement of pesticides outside of the target area.. Category. Symbol. Color Code. Approximate. Dv0.5 (VMD). (microns). Extremely Fine. XF. Purple. ≈50. Very Fine. VF. Red. <136. Fine. F. Orange. 136-177. Medium. M. Yellow. 177-218. Coarse. C. Blue. Evolution & Biodiversity. BIL 160. Fall 2019. N vs N. e. Census Population Size (N) . = # of adult (all) individuals (breeding or non-breeding) within a population. This # can be counted by observation..