Plant onion seeds to a depth of Â¼ to 1/2 inch and press the soil down firmly with your hands. Plant three seeds to a cell or peat pot.lant onion seeds to a depth of Â¼ to 1/2 inch and press the soil down firmly with your hands. Plant three seeds to a cell or peat pot.
The time-delay, between the radiation exposures and the diagnosis of clinical cancer, is called the incubation period or the latency period.. We know for certain, from the study of the Atomic-Bomb Survivors in Japan, that the latency period varies enormously among individuals.he time-delay, between the radiation exposures and the diagnosis of clinical cancer, is called the incubation period or the latency period.. We know for certain, from the study of the Atomic-Bomb Survivors in Japan, that the latency period varies enormously among individuals.
Incubation period. Incubation period is the time elapsed between exposure to a pathogenic organism, a chemical, or radiation, and when symptoms and signs are first apparent. In a typical infectious disease, incubation period signifies the period taken by the multiplying organism to reach a threshold necessary to produce symptoms in the host.