The Wilbur D. May Museum at Rancho San Rafael has a wide range of historic artifacts
The Wilbur D. May Museum at Rancho San Rafael has a wide range of historic artifacts

The lining of the flow line of ditches/swales
The lining of the flow line of ditches/swales - The lining of the flow line of ditches /swales. This inhibits the growth of weeds in the flow line of the channels, eliminating the habitat used by female egg laying mosquitoes.
The lining of the flow line of ditches /swales. This inhibits the growth of weeds in the flow line of the channels, eliminating the habitat used by female egg laying mosquitoes.