At present, there are many kinds of microorganisms that farmers used in agriculture. By utilization of antagonist to control the disease is the most popular way which bacteria infections arise Gul Bacillus group is popular. Because the features several reasons. These microorganisms are produced in various forms. The problem is of quite overwhelming.Carrier materials for experiment study: tapioca starch, talcum and rice flour, in the form of powder at room temperature and baking temperature 50 degrees Celsius. To facilitate the experiment.
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