“Space” chamber U.C. Berkeley

Also in this issue:

Keeping California beautiful

Insect problems in forest recreation areas pine needle scale… mosquitoes

Weed control in nonbearing citrus

SW44 nondormant alfalfa with stem nematode resistance released to plant breeders

A progress report… citrus response to removed terminal buds and leaves

Effects of Ethrel on fruit ripening of tomatoes… greenhouse, field and postharvest trials

Response of eckespoint C-1 poinsettia to growth retardants

Control of thrips on chrysanthemums grown for cut flowers

Irrigated pastures compete favorably with other field crops in California

Chromotropic acid method for determining 2,4-D residues in rinses