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CO_2施肥在观叶花烛栽培过程中的应用
王文通;张伟锋;周厚高
1.仲恺农业技术学院;2.仲恺农业技术学院 广东广州510225;3.广东广州510225
摘要:
研究了CO2 施肥在观叶花烛栽培过程中的应用效果。结果表明,在观叶花烛栽培过程中,当 CO2 的施用浓度为2.0 mL/L时光合作用强度最高;当CO2 的施用浓度为1.5 mL/L时植株的叶色最光亮、油绿,观赏品质最好。在 0. 5 ~ 2. 5 mL/L 的范围内,植株平均鲜重增产 6. 0% ~ 34. 4%,平均株高增高 6. 3%~21 6%。
关键词:  观叶花烛    CO2施肥    光合作用    观赏品质
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