Ectomyelois ceratoniae dulcis", "Macadamia integrifolia", "Acacia farnesiana", "Caesalpinia sappan", "Cassia bicapsularis", "Ricinus", "Erythrina monosperma", "Haematoxylum campechianum", "Prosopis juliflora", "Samanea saman", "Phoenix dactylifera", and "Ceratonia siliqua". It is a considerable agricultural pest, recognized as the most economically damaging pest of the date industry in California. In many regions around the world, it also damages many other high-value nut and fruit commodities such as almonds, pistachios, macadamias, pomegranates, and stone and pome fruits. Pheromone mimic lures are commercially available. In 2007, the California date "Phoenix dactylifera" industry produced 17,700 tons of dates on 5,900 acres, with a gross value of about $31.86 million. During
Fruit tree forms Fruit tree forms Fruit trees are grown in a variety of shapes, sometimes to please the eye but mainly to encourage fruit production. The form or shape of fruit trees can be manipulated by pruning and training. Shaping and promoting a particular tree form is done to establish the plant in a particular situation under certain environmental conditions, to increase fruit yield, and to enhance fruit quality. For example, pruning a tree to a pyramid shape enables trees to be planted closer together. An open bowl or cup form helps sunlight penetrate the canopy, thus encouraging a high fruit yield