溪蜜柚日灼伤，是指柚果生长中后期，因强光照射，果皮局部组织失水坏死，先黄后黑，引起腐烂、落果，从而影响品质和产量。１９８８年入夏以来出现持续高温干旱强光照气候，致使树体水分供需失调，日灼伤较往年普遍且严重，受害果率达５％左右，比往年高３％（个别重剪... Guanxi honey pomelo burns, refers to the growth of pomelo in the late, due to bright light, the pericarps local tissue loss of water necrosis, yellow first black, causing decay, fruit drop, thus affecting the quality and yield. Since the beginning of summer 1988, there has been a continuous high temperature and drought light climate, resulting in tree water supply and demand disorders, sunburn is more common than in previous years and severe, affected fruit rate of about 5%, 3% higher than in previous years.