best complete guide: insects, herbicide, leaf and fruit disease.
very good pictures and very complete.
[url]http://www.omafra.gov.on.ca/IPM/english/tomatoes/diseases-and-disorders/[/url]

One more:

[url]http://customers.hbci.com/~wenonah/min-def/tomatoes.htm[/url]

Most plants in (3) rows look like this
 

Most plants in (3) rows look like this. What are your thoughts?

The tomato problem solver link was bad, here’s a good one

[url]https://aggie-horticulture.tamu.edu/vegetable/problem-solvers/tomato-problem-solver/[/url]