Irrigation experiments on apple-spot diseases
By: By Charles Brooks ... D.F. Fisher ...
Published: 1918
Language: eng
Subjects: Apples; Diseases and pests; Irrigation
Notes: (In U.S. Dept. of agriculture. Journal of agricultural research. vol. XII, no. 3, p. 109-138. pl. 2-5 on 2 l., diagrs. 26 cm. Washington, 1918)

Contribution from the Bureau of plant industry (G-133)

"Literature cited": p. 136-137.