Vol. 29, Issue 11, 1975

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Planaria offer practical substitutes to chemicals for controlling mosquites and chironomid midges in some aquatic pest management systems. Unlike chemical larvicides, planaria produce a sustained high level of control that...

The pistachio nut tree (Pistacia Vera L.), which is native to the Mid-East and Central Asia, was introduced into California in the :arly part of this century. Commercial plantings were...

Use of fish for biological aquatic weed control is becoming widespread in the irrigation system and recreational lakes of the lower Sonoran Desert of California. Two African species,

A number of variables govern the amount of feed consumed daily by full-fed laying hens. Most important are body weight, ambient temperature, energy level of the feed, and egg production...

Deteriorating water quality is a problem in many California agricultural areas. Effects of increased salts on crop yields, farm income, and future soil deterioration are of great concern to agriculturalists.

This experiment indicates that a high yield of alfalfa seed, can be obtained in the Imperial Valley if water management and insects are properly controlled. Irrigations guided by tensiometer at...