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灰化淀积层
释义
灰化淀积层
Encyclopedia
农学
灰化淀积层
释
spodic horizon
灰化淀积层
具有灰化淀积物质(有机质和铝或有机质和铁、铝)淀积的土层。由螯合淋溶作用形成的一种淀积层。是在高山冷湿的针叶林木下,真菌分解凋落物产生的可溶性腐殖质与矿物表面风化出的铝和铁发生强烈的络合作用,可溶性络合物随降水下渗并积聚在B层的结果。
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Guiding Opinions on Supporting Hainan in Comprehensively Deepening Reform and Opening Up
Guiding Opinions on the implementation of the third round of grassland ecological conservation subsidy and reward policy
Guiding Opinions on the Three-year Campaign to Win the Battle Against Poverty
Guiding Party Regulations
guiding planning
guiding plinciples for understanding rhyme tolles
Guiding Principle on Peaceful Founding
guiding skills in interview
guiding star
guiding system
guiding telescope
guiding text approach
guiding the matter along its course of development
Guiding Xian
Guiding Yunwu tribute tea
Guido Adler
Guido Calabresi
Guido Cantelli
Guido Cavalcanti
Guido Ceronetti
Guido d'Arezzo
Guido Guinizelli
Guidong Diqu
Guidong Xian
Guidonian hand
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