Topics in Subtropics

To maximize profits in the early navel orange market, growers need to have large fruit size and sufficient yellow-orange color and a high enough sugar-acid ratio to meet or exceed the legal minimum harvesting standards.

In many ways our pest and disease management of fruit tree crops are exacerbated by our cultural practices. Avocado and citrus offer some very clear demonstrations of how we manage our trees can lead to reduced pesticide use.

In the last two decades, many distinctive citrus selections have become available at retail markets in the US. These include cultivars such as 'Cara Cara' navel orange, 'Cocktail' pummelo-mandarin hybrid, 'Variegated Pink' lemon, 'Seedless Kishu' mandarin and 'Buddha's Hand' citron.

"What should I watch for?" "I Have a Clogging Problem and I Want to Solve It" "How do I determine if I have a clogging problem?" "What should I do to keep my microirrigation system running well?

By the beginning of the irrigation season, the entire root zone is usually wetted by winter rainfall. Under low volume irrigation during the irrigation season only fifty percent or less of the root zone is wetted with each irrigation on most soil types.