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(一) 提高农作物单位面积产量可以有各种不同的方法和途径。例如改进耕作技术,合理施用肥料,兴修农田水利,选用优良品种,防治病虫害等。而选用优良品种是许多增产措施中的一个基本环节,也是一个最经济最有效的增产技术措施。解放以来,我省的作物育种工作在党的重视和领导下,取得了很大成绩,各级农业科学研究部门,农业院校及农民群众,通过引种鉴定及各种育种途径,选出的主要作物良
(A) There are various ways and means of improving the yield per unit area of crops. For example, improving farming techniques, rational use of fertilizers, rehabilitation of farmland water conservancy, selection of fine varieties, prevention and control of pests and diseases. The selection of good varieties is one of the many basic measures of stimulation, but also one of the most economical and effective measures to increase production. Since the liberation, the crop breeding work in our province has made great achievements under the attention and leadership of the party. The agricultural scientific research departments, agricultural colleges and peasants at all levels, through the introduction of identification and various breeding methods, have selected the major Good crops