油橄榄肿瘤病是一种由肿瘤细菌侵入伤口引起的病害,主要为害枝干,影响植株生长和座果,严重时枝条枯萎(除为害油橄榄外也为害白腊、连翘、桂花、桉树等树种)。该病是随油橄榄的引进而传入我国的,目前,在桂林、柳州、独山、重庆、昆明、武汉等种植点均有发生。为迅速消灭该病在我国的发生和蔓延,我们曾在桂林等种植点开展了两年的观察和试验研究工作。现将观察结果和防治意见介绍如下: 一、病害症状肿瘤是该病的主要症状,多发生在主干 Olive tumor disease is a tumor caused by tumor invasion of the disease, the main damage to the branches, affecting plant growth and fruit, the branches in severe wilt (in addition to the damage olive oil also harmful white wax, forsythia, osmanthus, eucalyptus and other species) . The disease is introduced into our country with the introduction of olive, at present, in Guilin, Liuzhou, Dushan, Chongqing, Kunming, Wuhan and other planting points have occurred. In order to quickly eliminate the occurrence and spread of the disease in our country, we have conducted two years of observation and experimental research in planting sites such as Guilin. Now the observation results and prevention and treatment comments are as follows: First, the symptoms of the disease Tumor is the main symptom of the disease, occurs in the trunk