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在6年生枳砧本地早盛花后30天,树冠喷布50~400ppm吲熟酯(5-氯代吲唑-8-醋酸乙酯)的疏果率达6.2~30.6%,疏果程度与使用浓度呈线性正相关,果实提早9天着色,可溶性固形物增加0.6~1.0%,含酸量提高0.01~0.12%,增进了果实风味,同时果皮减薄 1~4 mm,可食率增加1~4%,其中以100ppm的效果最佳,200ppm次之。据100ppm处理果果汁测定还能增加氨基酸种类及与果实成熟密切相关的赖氨酸、脯氨酸和精氨酸的含量。盛花后60、80天喷布吲熟酯100ppm均有疏果的作用,但盛花后80天喷布疏果作用较低,两者的果实转色期仅提早5天左右,果实品质不及盛花后30天的各处理。从疏果程度与果实品质两方面考虑,生产上应选盛花后30天喷布吲熟酯100~200ppm为宜。
In 6-year-old orange lotus root local early blossoming flowers 30 days after crown spray 50 ~ 400ppm Indomethacin (5-chloro-indazole-8-ethyl acetate) thinning rate of 6.2 to 30.6%, the degree of thinning and use The results showed that there was a linear positive correlation between fruit color and fruit color, coloring of fruit as early as 9 days, increasing soluble solids content by 0.6-1.0% and acid content by 0.01-0.12%, improving fruit flavor, thinning of pericarp 1 ~ 4 mm and edible rate by 1 ~ 4%, of which the best effect of 100ppm, 200ppm times. According to 100ppm treatment fruit juice determination can also increase the types of amino acids and fruit ripening are closely related to lysine, proline and arginine content. Spraying indomethacin 100ppm on the 60th and 80th days after flowering all had the effect of thinning fruit, but the sprouting and thinning effect was lower on the 80th day after sprouting, the fruit color of both fruits was only about 5 days earlier, 30 days of processing. From the degree of fruit thinning and fruit quality considerations, the production should be selected after full bloom spraying 30 days indomethacin 100 ~ 200ppm appropriate.