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In the minesoil, the activity of enzymes was inhibited by Mn(superscript 2+) as following: catalase> saccharase> urease; 錳單一污染對(duì)錳礦區(qū)土壤酶活性的抑制效應(yīng)順序?yàn)椋哼^氧化氫酶＞蔗糖酶＞脈酶；