Bulletin on Forestry

Mode of access: Internet.

Soil survey of the Anaheim area, California /

Mode of access: Internet.

Soil survey of the Los Angeles area, California /

At head of title: U.S. Department of agriculture. Bureau of soils.

Soil survey of the San Fernando Valley area, California /

U.S. Department of Agriculture, Bureau of Soils in cooperation with the University of California Agricultural Experiment Station.

Soil survey of the Merced Area, California /

At head of title: Department of Agriculture, Bureau of Soils ... in cooperation with the University of California Agricultural Experiment Station.

Soil Survey of the Grass Valley area, California /

U.S. Department of Agriculture, Bureau of Soils in cooperation with the University of California Agricultural Experiment Station.

Attempted eradication of the corn earworm from St. Croix, U.S. Virgin Islands /

Caption title.

Chemosterilants screened against the boll weevil in dipping and feeding tests /

"In cooperation with Mississippi Agricultural Experiment Station."

Releases of Bracon kirkpatricki (Wilkinson) and Chelonus blackburni Cameron for pink bollworm control in Arizona /

"In cooperation with Arizona Agricultural Experiment Station."

Rearing cotton insects in the laboratory /

Cover title.

Soil survey of the Alturas area, California /

United States Department of Agriculture, Bureau of Chemistry and Soils in cooperation with the University of California Agricultural Experiment Station.

Soil survey of the Ukiah area, California /

"Advance sheets--field operations of the Bureau of Soils, 1914."

Soil survey of the Santa Barbara area, California /

United States Department of Agriculture in cooperation with the University of California Agricultural Experiment Station.

Soil survey of the Santa Cruz area, California /

Bibliography: p. 90.

Soil survey of the Shasta Valley area, California /

Done jointly by the Bureau of Soils and the University of California Agricultural Experiment Station.