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Solonchak
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Solonchak
Encyclopedia
农学
盐土
释
Solonchak
盐土
表层(0~30厘米)中含盐量超过6~20克/千克已形成明显积盐层的土壤。氯化物盐土含盐量下限为6克/千克,氯化物-硫酸盐和硫酸盐-氯化物盐土为10克/千克,硫酸盐盐土的积盐下限为20克/千克。在中国土壤分类暂行草案(1978)及全国第二次土壤普查(1988)中,列为盐成土纲、盐土土类;在中国土壤系统分类(2001)中,相当于正常盐成土[注];在美国土壤系统分类中,部分相当于积盐干旱土[注]、含盐潮湿始成土[注];在世界土壤资源参比基础(2013)中,部分相当于盐土[注]。
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criteria
Criteria for control and elimination of malaria(GB26345-2010)
criteria for elimination of filariasis
criteria for policy evaluation
criteria for species endangerment
criteria for translation criticism
criteria for water conservancy planning
criteria of career success
Criteria of Filmmaking
Criteria on Painting of Landscapes, Pines and Rocks
criterion
Criterion autoregressive transfer function
criterion for autoregressive transfer functions
criterion for equilibrium
criterion for superconductivity
criterion function
criterion numbers of mass transfer
criterion of boundedness
criterion of classification
criterion of compatibility
criterion of connectedness
criterion of convergence
criterion of dependency
criterion of divisibility
criterion of equilibrium
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