Relative biological effectiveness of different types of ionizing radiations: cytogenetic effects in maize.
D003582:Cytogenetics / Q000528:radiation effects; D004583:Electrons; D009502:Neutrons; D011522:Protons; D011831:Radiation Genetics; D011874:Radiometry; D003313:Zea mays / Q000528:radiation effects*
D011522:Protons