According to these values,the compatibility of9 species of vegetables with NO_3-N was in the following decreasing order:sweetpepper,corn,crown daisy,tomato,cucumber,cabage,eggplant,celery andamaranth.

• 结果表明,供试的9种蔬菜苗期对 NO_3-N 的亲和力大小依次为:甜椒>玉米>番茄>黄瓜>甘蓝>茄子>茼蒿>芹菜>苋菜。