长江中下游冬油菜产区有机无机肥配施下减氮增效潜力分析
蒋倩红(),陆志峰,赵海燕,郭俊杰,刘文波,凌宁(),郭世伟
Potential Analysis of Reducing Chemical Nitrogen Inputs While Increasing Efficiency by Organic-Inorganic Fertilization in Winter Rapeseed Producing Areas of the Middle and Lower Reaches of the Yangtze River
JIANG QianHong(),LU ZhiFeng,ZHAO HaiYan,GUO JunJie,LIU WenBo,LING Ning(),GUO ShiWei

图2. 化肥氮可替代比例与土壤基本理化因子的关系

Fig. 2. The relationships between the basic soil physio-chemical parameters and the substitutable proportion of chemical N fertilizer by organic fertilizer