玉环柚（楚门文旦）系我国柚类优良品种之一，但易发生采前裂果。一般年份裂果率在30％左右，个别年份高达50％以上。为了有效地解决玉环柚的裂果问题，并提高果品品质，增强市场竞争力，我们自1997年以来在清港镇洋根村进行了为期三年的以综合防裂技术为基础的文旦园地膜覆盖 Yuhuan pomelo (Chumen Pomelo) is one of the fine varieties of pomelo in China, but prone to pre-harvest cracking. The average annual fruit cracking rate of about 30%, individual years up to 50% or more. In order to effectively solve the problem of cracking fruit of Yuhuan pomelo, and to improve the quality of fruit products and enhance the market competitiveness, we have carried out a three-year operation of the Pond Garden of Pudao Technology based on the integrated anti-cracking technology since 1997 in Yanggen Village, Qinggang Town