Calag Archive

Range ewes can be kept on the desired plane of nutrition–while consumption of supplemental feed is regulated–according to results obtained in tests with self-fed salt concentrate mixtures.

Lambs grazing on alfalfa pasture in the winter season of the Imperial Valley gained 9 to 10 pounds per month during two trials. The pasturage had a carrying capacity of five to six lambs per acre, and produced 40 to 50 pounds of lamb per acre per month.

Tests on three methods of heating poultry watering systems electrically indicated that it was most economical to run the heating cable through the water pipe.

Boysen, Nectar and Young, the trailing blackberry varieties most widely planted in California are highly susceptible to the Verticillium wilt disease.

The poinsettia–grown especially for the Christmas holiday season–is valued at approximately $250,000 annually. It is the third ranking pot plant crop in California with over 60% of the plants being grown in the San Francisco Bay Area.

The frosted scale–Leeanium pruninosum Coq.–is a large, convex black scale about 5/16” long and is covered with a frostlike wax. The eggs are oval and pearly white when first laid, but as they develop under the female scale they turn darker. When ready to hatch they are pale brown in color. The hatch starts early in May and continues into July or–in some areas–into August.

Nitrogen disappears especially rapidly from soils which are naturally high in mineral nitrogen or which receive heavy applications of fertilizer nitrogen.

Laboratory and field studies indicate there is little, if any, increase in the water infiltration rate into soils because of decreased surface tension of water treated with wetting agents.

The Brassica-root nematode–Heterodera cruciferae Franklin, 1945– formerly believed to be in England and Wales only, is in San Mateo County.

Surveys of 262 families in Sacramento revealed that they used 16% more of 22 dairy products in one week in August than they did in one week in January.