| 摘要 |
FIELD: poultry science. ^ SUBSTANCE: one should irradiate eggs before incubation with the light of He-Ne laser LHN-104, wave length being 632.8 nm, power density at eggs surface being 50 mW/sq.cm/sec, with red light of fluorescent lamp DNESG-500, wave length being 630-650 nm, power at eggs surface being 23.1 erg and with ultraviolet from DRT-400 lamp at wave length being 185-400 nm, average dosage at eggs surface being 20 merg in 3-min-long exposures. ^ EFFECT: higher resistance to pullorosis in poultry. ^ 4 dwg, 4 tbl |
