Supplemental salt may be unnecessary

Also in this issue:

Our most valuable resource

Timber shortage

Lowest farm population

Meadowfoam as a new oil crop

Low-cost aerial photography for agricultural management

Computer model aids in weevil control

Club root control in brussels sprouts using lime for pH adjustment

‘Durado’—A new fresh market plum

Blue alfalfa aphid: A new pest in the imperial valley

Monitoring pear scab in mendocino county

Control of hillside seepage in avocado and citrus orchards

Alfalfa seed underground drip irrigation

Vineyard trials in California with nematode-resistant grape rootstocks