TY - JOUR AU - Lingle, John C. AU - Wight, J. R. TI - Test crop on acid soil indicates manganese toxicity may be aggravated by nitrogen JF - California Agriculture JO - Calif Agr Y1 - 1961/03/01 VL - 15 IS - 3 SP - 12 EP - 13 PB - University of California Agriculture and Nature Resources SN - 0008-0845 UR - http://www.ucanr.edu/sites/calagjournal/archive/?article=ca.v015n03p12 AB - Heavy application of ammoniacal nitrogen fertilizers to acid coastal soils has been suspected of stimulating manganese toxicity of Brussels sprouts.