RESEARCH ON IMPACTS OF DENSITY AND FERTILIZATION TO GROWTH OF DENDROBIUM OFFICINALE KIMURA ET MIGO IN PHIA DEN VILLAGE, NGUYEN BINH DISTRICT, CAO BANG PROVINCE

Abstract

Researching density for growing the Dendrobium officinale Kimura et migo in Net House at Phia Den, Nguyen Binh district, Cao Bang province showed: The density of 44 plants/m² corresponds to 14 cm x 16 cm distance, Dendrobium officinale Kimura et migo is the best grown up than other densities, after five months of planting, heigh of trees reached 8.3 cm; leaf number is 8.8; body diameter is 0.43 cm; number of shoots reached 0.63. The results researching the effect of some type foliar fertilizers to Dendrobium officinale Kimura et migo showed: CT4 Growmore sprayed works well to help the Dendrobium officinale Kimura et migo to grow up body length. Number of leaves and body diameter are more than others.