Vol. LXXVI (76), No. 3 Summer 1992
Our Cover: Understanding growth stages of wheat can improve the timing of some key management practices. See the article beginning on page 12.
Photos by Dr. Travis D. Miller.
Irrigated Spring Wheat Responds t Phosphorus (Idaho)
John D. Walker, Jim Thorup, and Greg Blaser
Irrigated Spring Wheat Responds t Phosphorus (Idaho)
John D. Walker, Jim Thorup, and Greg Blaser
Nitrate in Private Rural Water Supplies Building Local Data Bases (Ohio)
David B. Baker
Four Graduate Students Receive "J. Fielding Reed PPI Fellowships"
Growth Stages of Wheat: Identification and Understanding Improve Crop Management
Travis D. Miller
Phosphorus and Potassium Affect Alfalfa Persistence (Missouri)
Jerry Nelson, Daryl Buchholz, Kevin Moore, and John Jennings
"Roots of Plant Nutrition" Conference Proceedings Available from PPI
Phosphorus Effects on Magnesium Uptake by Forage Grasses (Texas)
J.B. Hillard, VA Haby, and F.M. Hons
Boron Nutrition Studied in Black Spruce 24 Forests (Eastern Canada)
M.K. Mahendrappa and P.O. Salonius
Chloride Fertilizer Inhibits Leaf Rust in Winter Wheat (Texas)
Travis D. Miller
Research Notes: Potassium May Affect Alfalfa Susceptibility to Insect Damage
Nutrient Assessment and Distribution of Animal Manure (North Carolina)
J.P. Zublena and J.C. Barker
Maximum Economic Yield and the Farmer. . . One Dealer's Experience with an MEY Club
Henry Neutens and Mark D. Stauffer
Be Optimistic
J. Fielding Reed