Supplement Xu Collection, Lower Volume Radical: Leather (gé) Na Kangxi radical stroke count: 13 Page 1572, Entry 14 Compendium of Characters (Zihui bu): Pronunciation unknown. Spring and Autumn of Master Lu (Lüshi chunqiu): In general, the rules of farming must begin with the black hard soil, because it has little moisture and is dry and hard, therefore one must increase the thickness of its soil-retaining layer.