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黑糖微生物液製造與糖醋液在有機楊桃使用效果之研究

A Study on the Processing of Enzyme-sugar Solution and the Effect of the Spray of the Mixture of Enzyme-sugar Solution and Vinegar on Carambola under Organic Farming

摘要


採用本法及微生物製造黑糖微生物液所需要的時間因季節而不同,在氣溫低的冬天約需要10天以上才能完全醱酵,而在氣溫高的夏天則只需要4天,但夏天製造者酸化速度較快,可以貯藏使用的時間較短。低濃度的黑糖微生物液與釀造醋(各用400倍)混合製成糖醋液長期密集連續噴施,可以有效抑制楊桃葉蟎的大量繁殖,同時在有機栽培情況下也使楊桃樹勢之衰退現象減少,果實酸度降低、果實貯藏時間延長、果實亮度增加、果緣綠色增強。以上只是使用糖醋液之初步效果,如欲使糖醋液充分發揮其防治病蟲害效果,似宜另外添加一些自然農藥,如欲使其充分發揮促進作物生長提高作物品質之效果,似宜另外添加其他營養劑,糖醋液的研究利用在本省只在起步階段,尚有許多有用的方法等待我們去研究發展建立,以供農友改善作物生長、提高品質並防治病蟲害。

並列摘要


The time requirement for making enzyme-sugar solution is different with seasons. With the method and the enzyme used in this experiment, it required more than 10 days for the enzyme-sugar solution reaching to full fermentation or full bulbing during winter season, but it required only about 4 days in the summer season. However the acidification of this summer-made enzyme-sugar solution was faster and it was shorter in storage time. Long-term intensive spray with low concentration of the mixture of enzyme-sugar solution and vinegar (respectively diluted to 400 times) was effective in preventing the rapid multiplication of the leaf mites on Carambola. Besides under the organic farming system, it helped prevent the weakening of the tree vigor in the winter harvest season, reduce the fruit acidity, lengthen the storage time of the fruit, promoted the brightness and the green edge color of the fruit. The above results are only part of the effect of the mixture of enzyme-sugar solution and vinegar. For more effective control of the insects and diseases, it seems many more natural pest killing material can be added to the above mixture; and for more effective promotion of plant growth or improvement in fruit quality, it seems many more natural nutritional material can be added to the above mixture. Therefore we can say that the utilization of the mixture of enzyme-sugar solution and vinegar for the promotion of crop growth and pest control in this island is only at the starting point, there are still many useful and helpful methods waiting for us to exploit and utilize.

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