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在“九二一”农药广为土法生产和应用的大好形势下,我们遵照伟大领袖毛主席“要接受新事物,要研究新问题”的教导,对“九二一”农药在苗木培育上的应用技术和效果进行了初次的试验和观察,取得了如下一些试验结果:一、油松,华山松,黑枣,果树砧木的当年实生苗,用不同浓度“九二○”,每隔三天连续喷射三次,十五天后观察,均有幼苗发嫩,叶色变黄,生长加快等现象。除油松,华山松因幼苗小,生长差别暂时没有测量
Under the excellent situation that “September 21” pesticides are widely used in the production and application of indigenous law, we follow the teachings of Chairman Mao, “Great Leader to Accept New Things, to Study New Problems,” to educate the “September 21” pesticides on seedling cultivation Of the application of technology and effectiveness of the initial test and observation made the following test results: First, the Pinus tabulaeformis, Pinus armandii, jujube, fruit tree rootstock year seedlings, with different concentrations of “920”, every three days Continuous injection three times, fifteen days after the observation, are seedling tender, yellow leaves, growth and other phenomena. In addition to Pinus tabulaeformis, Pinus armandi seedlings due to small, no difference in growth for the time being measured