All Issues

Who should pay for rice-field mosquito control?

by Erik Lichtenberg, Wayne M. Getz

Abstract

Jurisdictional limits may prevent local agencies from achieving adequate control

Intercrop movement of leafminers

by Geoffrey W. Zehnder, John T. Trumble

Abstract

Once leafminers and their parasites find suitable hosts, they tend to stay put

Protein-energy supplements for beef heifers

by John L. Hull, Richard E. Delmas, Edward J. DePeters

Abstract

Recent studies concerned with the growth and development of replacement beef heifers bred to calve as two-year-olds have shown that protein-energy supplementation for such heifers grazing irrigated pasture will enhance average daily gain over conventional energy supplementation.

Harvest moisture effects on rice milling quality

by Shu Geng, John F. Williams, James E. Hill

Abstract

Response to moisture content at harvest varies widely among cultivars

Fertilizer helps control Fusarium wilt of

by Randolph Keim, Wesley A. Humphrey

Abstract

The treatment reduces disease severity but doesn't eliminate it

Effect of calving facility on parturition problems in dairy cows

by Stephanie Larson

Abstract

It's not just the type of facility, but overcrowding and lack of sanitation that create problems

Broccoli resistance to downy mildew

by Franklin F. Laemmlen, Keith S. Mayberry

Abstract

Several available varieties are more resistant than those now grown in the Imperial Valley

Improving codling moth trap catches

by Philip S. McNally, Martin M. Barnes

Abstract

Not available – first paragraph follows: One to three insecticide treatments are required each season to control codling moth, a major insect pest in the 200,000 acres of walnuts, apples, and plums grown in California. Pheromone traps have been used for the last ten years to monitor moth populations so that insecticide applications can be timed for the most effective control. These traps have also been tested as a means of estimating codling moth infestations and suppressing populations by mass-trapping the adult males.

The cotton slide rule

by Vahram Sevacherian, Kamal M. El-Zik

Abstract

A tool for crop and insect management

Nematodes in pistachio orchards

by Michael V. McKenry, Joseph O. Kretsch

Abstract

Not available – first paragraph follows: During the 1940s a U.S. Department of Agriculture selection program for rootstocks of pistachio (Pistacia spp.) included those with resistance to the root knot nematodes Meloidogyne spp. From the early 1960s until 1975, pistachio acreage in California increased from less than 650 to more than 32,000 acres.