Acta Agriculturae Boreali-Sinica

ACTA AGRICULTURAE BOREALI-SINICA ›› 2004, Vol. 19 ›› Issue (2): 100-103. doi: 10.3321/j.issn:1000-7091.2004.02.025

Special Issue: Apple；

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Study on Thinning Flowers with MCPB-ethyl in Fuji Apple

CAO Qiu-fen1, MENG Yu-ping1, YOKOTA Kiyoshi2, WANG Jin-ze3   

  1. 1. Agricultural Biotechnology Center, Shanxi Academy of Agricultural Sciences,Taiyuan 03003
    1. China;
    2. Experimental Farm,Faculty of Agriculture, Iwate University,Japan, 1552 Sugo Takizawa Iwate;
    3. Mulberry-feeding and Fruit Gardening Station of Taiyuan City,Taiyuan 030002,China
  • Received:2003-07-08 Published:2004-06-28

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Abstract: In this study, thinning flowers effect, time and concentration of spraying, and influence on fruit growth and quality in Fuji apple were tested with MCPB-ethyl. It was proved that MCPB-ethyl is a qualified flower thinner of apple. In addition, the follow problem were known:Effective spraying time is at 1-5 days after king flower full bloom, optimum spraying time is at 1-3 days after king flower full bloom. Optimum concentration of spraying is 15 mol/L. It has no negative effect on fruit growth, fruit shape, fruit coloring and fruit quality.

Key words: MCPB-ethyl, Flowers thinning, Fuji Apple

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Cite this article

CAO Qiu-fen, MENG Yu-ping, YOKOTA Kiyoshi, WANG Jin-ze. Study on Thinning Flowers with MCPB-ethyl in Fuji Apple[J]. ACTA AGRICULTURAE BOREALI-SINICA, 2004, 19(2): 100-103. doi: 10.3321/j.issn:1000-7091.2004.02.025.

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