Mosaic resistance: Transferred from wild tobacco to cultivated varieties through science of genetics

Also in this issue:

California dry bean situation: Available supplies in excess of existing markets indicate need for more outlets or reduced production

Reseeding after klamath weed: Areas cleared of weed by beetles may require a reseeding program to restore valuable forage plants

Grape surplus: Grape growers need united industry action for effective surplus control

Citrus pest insecticides: Screened by laboratory and field tests as new control chemicals are developed

Peat lands of the delta: A 26-year study shows disappearing surface of islands is result of combined factors

Improving tomato fruit set: Use of hormone spray treatment for improvement of fruit set for spring and early summer harvest

Tomato insects: Northern California investigations with chlorinated hydrocarbon insecticides

Treated wood stakes: Exposed Douglas fir and eucalyptus stakes require treatment for long life

Irrigation of walnut orchards: Mature trees require large quantities of water daily throughout time they are in leaf

Yeast culture investigations: Live yeast culture tested for production efficiency as feedstuff for chicks

Fluid milk production: State's human population up 300% but dairy cow population up only 50%

Heat penetration in the pasteurizing of syrups and concentrates in glass containers