1Nutrient supplementation increased growth and nitrate concentration of lettuce cultivated hydroponically with biogas slurry

作者： Liu, Wen Ke; Du, Lian Feng; SCI

机构： Chinese Acad Agr Sci, Minist Agr, Inst Environm & Sustainable Dev Agr, Key Lab Agroenvironm & Climate Change, Beijing 100081, Peoples R China; Beijing Acad Agroforestry Sci, Inst Plant Nutr & Resources, Beijing, Peoples R China;

来源：ACTA AGRICULTURAE SCANDINAVICA SECTION B-SOIL AND PLANT SCIENCE

关键词： Biogas slurry hydroponics iron nitrate phosphorus

年份：2011