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针对出口云杉锯材易霉变这一问题，采用制材后立即用２％低毒防霉剂ＴＰＳ浸泡３０ｍｉｎ的方法防止霉变。试验结果表明：１个月内ＴＰＳ对云杉板材的防霉效果良好。
For the export of spruce sawmills moldy problem, the use of immediately after the material with 2% low toxic anti-mildew TPS soak 30min method to prevent mold. The test results showed that the anti-mold effect of TPS on the spruce lumber was good within 1 month.