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我所1973年进行了早稻膜内二氧化碳催秧试验;获得良好效果。 试验材料及方法 以广陆矮4号在保温育秧的塑膜内作试验。3月18日播种,3月30日(秧苗2.5叶左右)于每12尺长(厢宽4—4.5尺)的塑膜内,放入小苏打10克及稀硫酸适量(小苏打放入小瓦钵内,注入稀硫酸后立即密封)。4月2日再加入同量小苏打和稀硫酸。4月6日揭膜炼苗,13日取样检查,结果如附表。
I carried out in 1973 in early rice membrane carbon dioxide Yangmiao test; get good results. Test materials and methods to Guanglu Dwarf No. 4 in the plastic film insulation seedlings for testing. March 18 sowing, March 30 (about 2.5 leaves of seedlings) in every 12 feet long (box width 4-4.5 feet) of plastic film, add baking soda 10 grams and dilute sulfuric acid amount (baking soda into the small Vat bowl, immediately after dilute sulfuric acid injection). April 2 to join the same amount of baking soda and sulfuric acid. April 6 Jiemo Lian Miao, sampling inspection on the 13th, the results as Schedule.