Topics in Subtropics

University of California (UC) researchers and private industry consultants have invested much effort in correlating optimal citrus tree growth, fruit quality and yield to concentrations of necessary plant nutrients in citrus (especially orange) leaf tissue.

In recent years, several organic herbicide products have appeared on the market.

Horticulture is the cultivation of plants as ornamentals or for the production of food. When things go wrong (plants grow poorly or not at all), horticulturists sometimes turn to products that can cure, revitalize, invigorate, stimulate or enhance the growth of their plant or crop.

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