Effect of wound healing period and temperature, irradiation and post irradiation storage temperature on the keeping quality of potatoes / D.I. Langerak ... [et al.] ; approved: L.H.M. Vroomen ; project leader: D.I. LangerakPreliminary study on the effect of combined treatment of hot air and irradiation on the control of neck rot in onions infected with Botrytis spp / by Langerak D.Is. , Th.C. Wolters, V.H. Quan ; approved: L.H.M. Vroomen ; project leader: D.I. LangerakEffect of wound healing period and temperature, irradiation and post-irradiation storage temperature on the rot incidence of potatoes, after infection with Fasurium sulfurium / by: D.I. Langerak ... [et al.] ; approved: L.H.M. Vroomen ; project leader: D.I. LangerakEffect of wound healing period and temperature, irradiation and post irradiation storage temperature on the keeping quality of potatoes / D.I. Langerak ... [et al.] ; approved: L.H.M. Vroomen ; project leader: D.I. LangerakEffect of wound healing period and temperature, irradiation and post-irradiation storage temperature on the rot incidence of potatoes, after infection with Fasurium sulfurium / by: D.I. Langerak ... [et al.] ; approved: L.H.M. Vroomen ; project leader: D.I. LangerakPreliminary study on the effect of combined treatment of hot air and irradiation on the control of neck rot in onions infected with Botrytis spp / by Langerak D.Is. , Th.C. Wolters, V.H. Quan ; approved: L.H.M. Vroomen ; project leader: D.I. Langerak