徐吉炎,R.韦甫斯特.土壤调查数据地域统计的最佳估值研究-彰武县表层土全氮量的半方差图和块状Kriging估值[J].土壤学报,1983,20(4):419-430. Xu Jiyan, R. Webster. OPTIMAL ESTIMATION OF SOIL SURVEY DATA BY GEOSTATISTICAL METHOD--SEMI-VARIOGRAM AND BLOCK KRIGING ESTIMATION OF TOPSOIL NITROGEN OF ZHANGWU COUNTY[J]. Acta Pedologica Sinica,1983,20(4):419-430.
复制