一、标本的采压 条斑病的病叶标本,要求叶片平整,叶片和病斑的颜色,保持和田间一样色泽,条斑上附有金黄色小菌胶。 1.选择晴天露水干后采集。一方面可以避免叶片因湿度高而引变色或发霉;另方面在叶面干后压制,可以保证菌胶的完整形状。 2.带好标本夹,边采边压。在晴热的天气里,稻叶很容易卷缩。要保证病叶标本的平整,必须采几张叶片后随即压制。 First, the pressure of the specimens of leaf streak disease diseased leaf specimens, requiring the formation of leaves, leaves and lesions of the color, and maintain the same color field, streaks attached to the golden gum. 1. Choose sunny dew dry collection. On the one hand to avoid the leaves due to high humidity caused by the change of color or mold; the other hand, the foliar dry pressed to ensure the integrity of the gum shape. 2. With a good specimen folder, while mining side pressure. In sunny weather, rice leaves are easy to curl. To ensure the flattening of diseased leaves, you must take a few leaves immediately after suppression.