| Show v v e v vL x L. L z x t. t z z X X X z X Plants Grow Rapidly in Continuous Light Experiments in the Intensive Illumination as an un aid to horticulture 1 were made rf recently with 1000 watt 1000 watt I gas idled lamps equipped 1 with large In el e every y cu case e the than pro progress leg of the tile plants was remark able says saysa a u writer The The lie plants plaints were ere pin placed cell under the light when buds were were ere Just beginning to form Daffodils and Lent lilies Hiles when placed under the 11 light lIt for fur six st hours a n night right flowered In inn four foUl days s growing about an nil Inch a at day The file rapid progress of or ore e vegetation In Inthe Inthe inthe the Arctic regions once the the ilm sun Iun has hns reached a u fair nit altitude has already been noticed h by travelers This fills Is most likely due to th the fact that day daylight InI In- In light Is continuous although the presence presence pres pres- I cn ence e of in tn mu unusually hi hurl ultra violet content Is probably an un Influential factor The Thc shine same explanation ma may account for the rapid growth th of wheat In regions re reo gloss gions such as nR Alberta In Canada where the whole process of to e has taus to bo be completed In fi five fie e months |