菜心品种比较试验３１７５００浙江省温岭市种子公司林广州四九菜心以其抗病、耐热、生育期短、产量高等特点，深受我市菜农的青睐，可广州四九叶色黄绿、菜薹淡绿，对我市消费者来说，该品种商品性欠理想。为寻求商品性优于广州四九，且抗病、质优的菜心品种，１９９２年... Brassica napus breed comparison test 317500 Wenling City, Zhejiang Province Seed Company Lin Guangzhou 49 Brassicaceae with its disease resistance, heat resistance, short growth period, high yield, favored by the vegetable growers in Guangzhou City, Guangzhou four yellow leaf green color , Vegetable sprouts light green, the city of consumers, the variety of goods less than ideal. In order to seek the product is superior to Guangzhou 49, and disease-resistant, high quality cabbage varieties, 1992 ...