September 23, 2008
Wendell Stevens demonstrates a spraying technique to Dillon Amburgey. The tomato plants in the greenhouse have an infestation of aphids, and it is important to catch them early.
Stories this photo appears in:
Ag class teaches animal science and about life
It’s humid inside Payson High School’s greenhouse, and the pH level of the water inside a big, circular tank that will eventually hold fish is too high.
Comments
Use the comment form below to begin a discussion about this content.
Requires free registration
Posting comments requires a free account and verification.
Or login with:
OpenID