The Influence Of Light And Temperature On Certain Characters Of The Silkworm, Bombyx Mori

RESULTS I. Product ion of Dark-and Light. ~oIored Eggs 1. Stages to be influenced by light and temperature A. Incubation period B. Larval period C. Pupal period 2. Relat ion between lig ht and temperatu re in prod ucing moths layi ng dark colored eggs A. Effects of li ght intensity at. (ji fferent temper atures B. Effects of differ ent wave -lengths of light at different tempera tures C. Effects of the length of day at di fferen t temperatures 3. Effect's of e nvironme ntal cond itions upon the prod uct ion of mixed batches A. Effects of lig ht and t emper3t ure duri ng the incub3ti on period B. Effects of light and t empera ture during the pupal period C. Different features of the initia l and fhal depO!.its in mixed batches with reference to temperature during the pup:1l period 4. Color grades of dark and light -colored eggs A. Effects of temperature upon (he color variation of dark -colored eggs B. Effects of temperature up: : >n t he color variation of light -colored eggs II. Hibern ation of Dark-and Light-colored Eggs 1. Production of non hibernat ing eggs out of t he dark -colored A. Effect s of ligh t and temperature during incub