论文部分内容阅读
香石竹(即康乃馨)是我省产的主要鲜切花之一,但在栽培中常因病害特别是锈病(花农称“灰包”),使鲜花品质和产量受到严重损失,锈病严重时整株叶片和茎部染病,花小并畸形,丧失观赏价值,就算是轻微受害的植株,既不能进入国际市场,在国内销售也卖不到好价钱。据了解,几年前锈病在昆明地区零星发生,近年来普遍发生,损失惨重,已成为目前香石竹鲜花生产的一只拦路虎,必须制止蔓延,控制危害。锈病主要在香石竹叶片发生危害,茎及花芽也有发生。症状是:发
Carnation (carnations) is one of the major fresh cut flowers produced in our province. However, the quality of flowers and yield are severely damaged due to diseases, especially rust, Plant leaves and stem disease, small flowers and deformities, the loss of ornamental value, even minor victims of the plant, neither to enter the international market, domestic sales also can not sell a good price. It is understood that a few years ago, sporadic occurrence of sporadic Kunming area, widespread in recent years, suffered heavy losses, has become the current carnation flowers production stumbling block, must stop the spread, control hazards. Rust disease occurs mainly in the carnation leaves, stems and flower buds have also occurred. Symptoms are: hair