适于大棚栽培的香椿品种主要有油椿、红芽绿香椿。红油椿嫩芽初生时呈棕红色,随着芽苔伸长逐渐转变为绿色,叶有皱缩,嫩芽粗壮鲜亮、脆嫩、多汁、香气浓郁,微有苦涩味,腌制后香味纯正。芽耐低温,较早熟,市场销售价高,适合冬季保护地栽培,暖棚室栽培更好。红芽绿香椿嫩芽为深棕色,展叶后转为绿色,发芽较早,幼芽本质化较慢,生长旺盛、产量高,但味道不如红油椿,因嫩芽很快由红棕转为绿色,又称其为青芽。 Suitable for greenhouse cultivation of Toona sinensis varieties are mainly oil cedar, red bud Green Toon. The red cedar buds were brownish red at birth, and gradually transformed into green with the elongation of the moss. The leaves were shriveled, the buds were strong and crisp, crisp, juicy, aroma and bitter astringent, marinated aroma pure. Bud low temperature, more precocious, the market price is high, suitable for winter cultivation, greenhouse cultivation better. Red bud Green Toona sinensis bud is dark brown, green leaves after the exhibition, sprouting earlier, slow buds of nature, vigorous growth, high yield, but the taste is not as good as red cedar, Green, also known as the green bud.