不同药剂组合对椪柑坐果率的影响

Effect on Composition of Different Medicament to Fruit-setting of Citrus poonensis Hort.ex Tanaka

笔者采用"云大120"、GA_3、BA-6等不同药剂组合对新生系3号和黔阳无核椪柑进行了保花保果试验。试验结果表明:"云大120"组合对黔阳无核椪柑保花保果效果很好,坐果率达21.10%,最高达25.00%,比喷清水作对照高5.40%;细胞分裂素组合对黔阳无核椪柑保花保果有增效作用,坐果率达30.91%,比对照高1.10%。

Test for flower and fruit kept have made for Xinshengxi No. 3 and Qingyang non--kernel by a- dopting different medicament composition of ＂Yunda 120＂, GA3 and BA--6 etc. The test result showed that the composition of ＂Yunda 120＂ had very good effect to keep flower and fruit with 21.10% fruit--setting rate and maximum reached 25.00% for non--kernel Citrus poonensis Hort. Ex Tanaka which was higher 5.40% than contrast by spraying water; while, the composition of cell split element could increase effect to keep flower and fruit with 30.91% fruit--setting which was 1.10% higher than the contrast.