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Cowgill, W.P., Jr. 1999. Thoughts on Apple Thinning, Part 2. Rutgers Cooperative Extension Plant Cowgill, W.P., Jr. 1999. Retain, Harvest Management Tool for Apples and Pears. Rutgers Cowgill, W.P., Jr. 1999. Stop Drop Control. Rutgers Cooperative Extension Plant & Pest Advisory Cowgill, W.P., Jr. 1999. Thoughts on Apple Thinning. Northwest Production News. Vol. 9(4) 2 Cowgill, W.P., Jr., M.H. Maletta, P.J. Nitzsche, S.A. Johnston. 1999. "Evaluation of Fungicides Johnston, S., M. Maletta, W. Cowgill, W. Tietjen, T. Manning, and P. Nitzsche. 1999. Efficacy Majek, B.A., J.A. Fiola, W.P. Cowgill, Jr. 1999. "Strawberry Commercial Pest Control Maletta, M., W.P. Cowgill, W.Tietjen, S.A. Johnston, T. Manning, P.J. Nitzsche. 1999. Maletta, M.H., W.P. Cowgill, Jr., S.A. Johnston1999. Evaluation of Fungicides for Use With Maletta, M.H., T. Manning, W.P. Cowgill, Jr., W. Tietjen, S.A. Johnston and P. Nitzsche. 1999. Polk, D., W. Cowgill and J. Compton. 1999. Vydate for Apple Thinning and Effects on Arthropods, Tietjen, W.H., Compton, J.M., Cowgill, W.P., Jr., Hausamann, T.K. 1999. Effects of Calcium on Tietjen, W.H., Compton, J.M., Cowgill, W.P., Jr., Hausamann, T.K. 1999. Reducing 'Mystery |
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