上海‘翠冠’梨园土壤和叶片养分状况调查分析
王晓庆1,施春晖1,张学英1,褚长彬2,吴淑杭2,骆 军1*
Nutrient status analysis of soil and leaves in ‘Cuiguan’ pear orchards in Shanghai
. 2018, (1): 30 -36 .