Books by James M. Walter
Canker stain of planetrees
Recommendations for control of
Recommendations for control of canker stain of planetrees
Serious disease threatens the
Serious disease threatens the Sycamore or planetree
Variation in mass isolates and
Variation in mass isolates and monoconidium progenies of Ceratostomella ulmi
Factors affecting the developm
Factors affecting the development of corn smut, Ustilago zeae (Beckm.) Unger