本文提供美国柑桔业总的情况。它简单报道了当前美国柑桔业存在的不利因素，包括低温、柑桔溃疡病、枯萎病、果蝇、大吉丁虫、斜纹夜蛾和墨蚊，以及由使用农药所带来的相关问题。同时也报道了美国在其他领域的超前研究。包括柑桔蓟马、柑桔红蜘蛛、蚧壳虫、脚腐病、加利福尼亚柑桔无性系保护计划，检测类病毒、病毒的相关研究，柑桔果实腐烂的控制、遗传和育种，空气污染，防除杂草，植物生长调节剂，开花和座果的生理，以及一项综合各项技术重点的研究项目。 This article provides the general picture of the U.S. citrus industry. It briefly reports on the current unfavorable factors in the citrus industry in the United States, including low temperature, citrus canker, wilt, fruit fly, Dickies, Spodoptera and mosquito, and related problems caused by the use of pesticides. It also reported on the advanced research in the United States in other fields. Including citrus thrips, spider mites, scale insects, foot rot, californian citrus clonal conservation programs, detection of viruses, virus-related research, citrus fruit decay control, genetic and breeding, air pollution, Control of weeds, plant growth regulators, flowering and fruit colony physiology, and a research project that integrates various technical priorities.