一、清除残叶,扒土晒根秋末冬初,随着气温的下降,土壤已经结冻.种植或移栽在温室内地段上的韭菜,地上部植株枯萎凋落,养分回根.11月下旬温室覆盖薄膜后,首先用锄头铲去干枯的韭叶,扫净地面.待土壤化通后,再用挠钩将韭菜垄挠开,使阳光直接照射韭根(菜农称为晒根).通过晒根既能疏松土壤,又能提高土温,促进韭根萌发. First, the removal of residual leaves, Grilled soil root late autumn early winter, with the temperature drop, the soil has frozen. Growing or transplanting in the greenhouse sections of the leeks, shoots withered litter, nutrient back roots. Greenhouse cover film, the first hoe shovel to dry leek leaves, sweeping the ground until the soil through, and then use the hook to leek ridge ridge scratch, so that direct sunlight leek root (vegetable farmers called sun roots.) Through the sun Root can both loose soil, but also improve the soil temperature, promote germination of leek root.