论文部分内容阅读
春季芹菜先期抽薹现象非常严重,降低了芹菜的产量、品质。现介绍克服和减轻芹菜先期抽薹的几项措施: 一、品种选择:一般冬性强,生长旺盛的实秸品种不易抽薹,如天津黄苗芹、意大利冬芹、玻璃脆、北京棒儿春芹等。 二、应用当年饱满种子:当年饱满种子生命力强,长势旺盛,可抑制生殖生长,先期抽薹现象较少。 三、严格掌握播期:抓住冷尾暖头适期晚播,缩
Early spring celery bolting is very serious, reducing the yield and quality of celery. Is to overcome and alleviate the early bolting of celery several measures: First, the choice of species: generally strong in winter, strong growth is not easy to breed solid straw varieties, such as Tianjin Huang Miao Qin, Italy parsley, glass crisp, Beijing rods children Chunqin. Second, the application of full seed that year: Full seed full of vitality, strong growth, reproductive growth can be inhibited, pre-seeding less. Third, strictly control the sowing date: seize the warm end of the cold tail evening, shrink