在伟大领袖毛主席“备战、备荒、为人民”的伟大战略方针的指引下,一个以贫下中农为主力军的“九二○”土法生产和应用的群众性科学实验活动正在我省各地蓬勃地开展起来,我组在驻院工宣队指挥部和院革委会的正确领导下,在广大贫下中农的鼓励和帮助下,开展了“九二○”露天培养法的研究,获得了初步效果,现将培养的方法介绍如下: Under the guidance of Chairman Mao’s great strategic principle of “preparing for war, preparing for war and for the people,” a mass scientific experiment in the production and application of the “920” indigenous law led by the poor and poor middle peasants is being flourished throughout the province In the first place, with the encouragement and assistance of the poor and middle peasants under the correct leadership of the brigade headquarters and the Revolutionary Committee of the Academy of Agriculture, our group carried out a study of the “920” open-air training method and obtained preliminary results Effect, now the training methods are described below: