The influence of four non-surface profile layers (AB,Ab,Bk,Bg)on growth of crop root system and nutrient adsorption were studied using Chinese cabbage (Jing lv 2) with different fertilizer treatments using pot cultivation.

• 在盆栽条件下,以京绿2号小白菜作为试验材料,研究了四个非表层土壤剖面层次(AB,Ab,Bk,Bg)在不同的肥料处理下对作物根系发育和养分水分吸收的影响,以评价其生长障碍因子。