Topics in Subtropics

For centuries, the prevailing science has indicated that all of the nitrogen on Earth available to plants comes from the atmosphere. But a study from the University of California, Davis, indicates that more than a quarter comes from Earth's bedrock.

Several Florida blueberry growers have recently reported flower bud damage and corresponding fruit loss, in some cases up to 50% on certain affected cultivars.

This is the summary of a recent article by Allen Morris, a retired University of Florida Extension Economist Even when a cure for HLB is implemented, unless something is done to stop the decline in orange juice consumption, the citrus-growing part of the industry will become too small to support the...

Baldwin and Meinerz are UC Davis and Witmer and Werner are USDA/APHIA/Wildlife Services-National Wildlife Research Center Voles are short, stocky rodents that often cause extensive girdling damage to a variety of tree and vine crops throughout California.

The California Avocado Commission is pleased to announce the availability of ProGibb LV Plus Plant Growth Regulator Solution (gibberellic acid) for use on avocados in California under a Special Local Needs (SLN) registration effective March 27, 2018.