Topics in Subtropics

Chlorpyrifos (Lorsban) is a pesticide long used in citrus along with many other crops. It is an organophosphate that has value partly because it is persistent, which is also one of its drawbacks. One of its uses is to control ant species that "farm" such pests as mealybug, aphids and scales.

Here are the top 10 blogs from Topics in Subtropics over the last 5 years. The two earliest and latest pertain to how you select products that will truly help you from amongst all those that are being promoted. Some of these have been around a long time, so that's why they are the most read.

Silicon is currently under consideration for elevation to the status of a "plant beneficial substance by the Association of American Plant Food Control Officials (AAPFCO).

Especially when there are no winter rains to leach accumulated salts from the root zone of trees, there is major concern about increasing the levels of salts going into the root zone.

TYPES OF NATURAL ENEMIES Parasites, pathogens, and predators are the primary groups used in biological control of insects and mites (Table 1). Most parasites and pathogens, and many predators, are highly specialized and attack a limited number of closely related pest species.