All Issues

Installation of Return-Stack heaters in California citrus orchards offers an eventual solution to the smoke problem.

The first of two articles on the quality of water and plant tolerance to salts.

Root-knot nematode can frequently be controlled successfully by treating infested fields with a soil fumigant.

Sugar beet population studies were carried on in the Imperial Valley during the 1948 and 1949 seasons to establish the optimum plant population—either by row spacing or plant spacing in the rows.

Powdery mildews—Erysiphaceae— have been found in California, on 176 plant host species.

The chaparral lands of California-estimated at ten million acres—are covered with brush so dense that herbs and grasses which are suitable for grazing can not survive in competition with it.

Hens in individual cages laid as well on a medium protein intake as on a diet with a high protein intake level during a six-month test on two ranches in the Pomona area.

Damage to prunes in the 1950 season involved the bud moth, the fruit tree leaf roller, the orange tortrix, the peach twig borer, and the codling moth.