Yamanashi Prefecture Agricultural Experiment Station / Plant Protection / Pennsylvaia State University / D. Biddinger Penn State College / Northeastern IPM Center / /
Holiday
Commonwealth Day / /
IndustryTerm
pesticide applications / retail stores / /
Organization
Pennsylvaia State University / Northeastern IPM Center / College of Agricultural Sciences / U.S. Department of Agriculture / /
Person
B. van Steenwyk / V / Ed Rajotte Photos / Sven-Erik Spichiger / /