《北方园艺》第三期介绍“意大利冬芹”后,本人收到辽宁丹东市禹基烈等三十余名读者来信,询问意大利冬芹的经济效益、适应性和推广价值,现一并答复如下: 一、四大优点冬芹是从意大利引进的高产优质芹菜新品种,主要有四大优点:①株高棵大:株高80—100厘米,叶片肥大,叶柄宽厚,单株重300—500克,最 After introducing the “Wintergrass of Italy” in the third installment of Northern Horticulture, I received a letter from more than 30 readers including Yu Ji Lie from Dandong City in Liaoning Province, asking the economic benefits, adaptability and promotion value of Italian wintergreen. As follows: First, the four major advantages of celery is the introduction of high-quality celery from Italy new varieties, there are four major advantages: ① tall trees: 80-100 cm height, leaf hypertrophy, petiole generous, weighing 300- 500 grams, most