Effects of a mineral oil spray on the flowering of sweet orange (Citrus sinensis)

Abstract

Mineral oil spray (white oil), as used on Citrus for the control of insect pests, was found to reduce flowering of sweet orange when applied during flower induction Experiments were earned out with rooted cuttings and on trees In the field However, results with use of the commercial preparation were variable The inhibition was due to the oil component, while the associated emulsifiers enhanced flowering when applied during flower induction.