MICROBIAL ORGANIC FERTILIZER APPLICATION FOR SAFE COFFEE PRODUCTION AT DAKLAK, VIETNAM

A replacement for chemical fertilizers using micro bial organic fertilizer was investigated for 2 years to decrease production cost for safe coffee p roduction in DakLak province, Vietnam. Through experimental research and during the course of the establishment of production models, the yield and quality were maintained. In addition, the producti on cost was reduced, when 4 tons of microbial organic fertilizer replaced the combination of 70% of chemical fertilizers with 5 tons of normal manu re. It is an easy method and has the advantage of produ cing microbial organic fertilizer in local producti on sites. The economic effectiveness of this replacem ent technology was higher than that of currently practiced coffee production methods by about 5 mill ion VND per hectare. This increases the capability of stable coffee production in DakLak, Vietnam.