A.有機質(zhì)土、泥炭; B.有機質(zhì)土、泥炭質(zhì)土、泥炭; C.無機土、有機質(zhì)土、泥炭質(zhì)土、泥炭; D.有機質(zhì)土、無機質(zhì)土;
A.0.90; B.0.80; C.0.75; D.0.50;
A.強風化; B.微風化; C.中等風化; D.未風化;