教会混杂的安全被一个时间安排攻击破坏了，而且IPL变成无保护。

The security of kirk hashes was destroyed by a timing attack, and the IPL became unprotected.

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但现有的低酚棉品种，基本利用的都是隐性无腺体基因，隐性低酚陆地棉在生产上容易发生天然杂交，带来生物混杂，食用不安全。

Most glandless varieties, which are easy to produce hybridization naturally in the field, and cause unsafe to eat, are due to recessive glandless genes.

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