Cowgill, W.P., Jr. 1999. Thoughts on Apple Thinning, Part 2. Rutgers Cooperative Extension Plant
& Pest Advisory Newsletter, Fruit Edition Vol. 4(4) 4-5

Cowgill, W.P., Jr. 1999. Retain, Harvest Management Tool for Apples and Pears. Rutgers
Cooperative Extension Plant & Pest Advisory Newsletter, Fruit Edition Vol. 4(18) 3

Cowgill, W.P., Jr. 1999. Stop Drop Control. Rutgers Cooperative Extension Plant & Pest Advisory
Newsletter, Fruit Edition Vol. 4(22) 2

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
for use with TOM-CAST on fresh market tomatoes in Northern New Jersey". Proceedings
Mid-Atlantic Vegetable Workers Conference, Newark, DE

Johnston, S., M. Maletta, W. Cowgill, W. Tietjen, T. Manning, and P. Nitzsche. 1999. Efficacy
of azoxystrobin and chlorothalonil in control of early blight, anthracnose, and powdery
mildew of processing and fresh market tomatoes. Phytopathology 89:S100

Majek, B.A., J.A. Fiola, W.P. Cowgill, Jr. 1999. "Strawberry Commercial Pest Control
Recommendations III."Rutgers Cooperative Extension Bulletin E-171, 8 pp.

Maletta, M., W.P. Cowgill, W.Tietjen, S.A. Johnston, T. Manning, P.J. Nitzsche. 1999.
"Evaluation of Fungicides for use with Tom-Cast on Fresh Market Tomatoes in Northern New
Jersey, 1998", Fungicide and Nematicide Tests Vol. 54:264

Maletta, M.H., W.P. Cowgill, Jr., S.A. Johnston1999. Evaluation of Fungicides for Use With
Tom-Cast on Fresh Market Tomatoes in Northern New Jersey" Abs., HortScience,
Vol. 34(3) 443

Maletta, M.H., T. Manning, W.P. Cowgill, Jr., W. Tietjen, S.A. Johnston and P. Nitzsche. 1999.
"Comparison of On-Site and Electronic Meteorological Service Weather Data for Use With A
Disease Forecast System" Abs., HortScience, Vol. 34(3) 486-487

Polk, D., W. Cowgill and J. Compton. 1999. Vydate for Apple Thinning and Effects on Arthropods,
1997: Arthropod Management Tests: 24:35-36 (A25)

Tietjen, W.H., Compton, J.M., Cowgill, W.P., Jr., Hausamann, T.K. 1999. Effects of Calcium on
the Incidence of 'Mystery Spot' and Summer Diseases of 'Enterprise' Apple. Proceedings: 74^th
Cumberland-Shenandoah Fruit Workers Conference 4 pages

Tietjen, W.H., Compton, J.M., Cowgill, W.P., Jr., Hausamann, T.K. 1999. Reducing 'Mystery
Spot' and Summer Diseases of 'Enterprise' Apple. Horticultural News Vol. 79(4) 12-15

1999 North Jersey Tree Fruit Annual Report

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