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Effect of Oxalic Acid on the Vase Life of Gerbera jamesonii Bolus Cut Flower

ZHANG Lin-qing(Huaiyin Institute of Technology,Huaian,Jiangsu 223003)  
Taking stalk of Gerbera jamesonii Bolus cut flower as test materials,the effect of different concentrations of oxalic acid preservatives on the vase life and flowering quality of Gerbera jamesonii Bolus cut flowers were studied.The results showed that adding the concentrations of oxalic acid with 50 mg/L improved the flower diameter of Gerbera jamesonii Bolus cut flowers effectively,and delays the flower diameter tobe max,maintains the water balance of cut flower.Meanwhile,it delays the decreasing of soluble carbohydrate content and soluble protein concentrations,inhibits the increasing of MDA content,and thus increased the vase life and postharvest quality of Gerbera jamesonii Bolus cut flowers.
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