Agricultural water use is calculated by combining estimates of crop evapotranspiration and applied water with irrigated acreage data. From the Department of Water Resources.

News, publications, laws, regulations, and grant request information.

Information on the use of highest quality water in the State to agricultural use while domestic use is directed to treated sewage.

A guide on how to grow plants native to California.

A group which fosters family-scale agriculture.

Describes Pierce's disease, a threat to California vineyards, and the leaf-hopper that carries it, with maps of distribution and measures taken to combat it.