The nugget of 12 soil nutrient contents were small , the nugget - to - sill ratio was from 25 % to 75 % , with mild spatial relativity which due to the interaction of structural features and randomicity features 土壤養(yǎng)分各向異性分析的結(jié)果,為今后采樣點(diǎn)的設(shè)置也提供了一定的依據(jù),在不同的方向上采樣密度也應(yīng)有所不同。