Millet stained chemical identification method: take samples of 25 g placed in a mortar, add 25 ml of ethanol, grinding millet Red Valley wholesale, whichever suspension 25 ml, placed in colorimetric tube, then add 10% 2 ml sodium hydroxide, shaking uniform, standing a moment to observe the color change, if it is orange, indicating that millet is stained with curcumin. Seed preparation. The purchase of seeds, purification and rejuvenation should select improved varieties, such as informal seed company's Jingu on the 21st seed, purity, cleanness, germination rate, moisture content are in line with national standards, even if the seeds are problems, but also easy to find, access compensation. If the selection of retention of seed, for 3 to 4 years for a second remote for species millet Red Valley, wholesale manufacturers, namely in distance of 20 km above the two local seed exchange. Seed treatment. 3 days before sowing the seeds into a concentration of 10% to 15% of the brine, stirring fish floating above the blighted valley, seeds and other impurities wholesale millet Red Valley, and then remove the seeds sink Red Valley millet, wash with water 2 to 3 times, ted 2 to 3 days, which can improve seed germination rate, reduce diseases, insects and weeds occur, to ensure that the whole Miao Miao Zhuang.