科技贡献率是指GDP增长额中由于科技进步影响而增长的份额，一般用余值法计算。基本公式：a=Y-αK-βL Ea=a/Y*100%
科技进步贡献率 contributing rate of technology advancement ; The contribution rate of scientific and technological progress
But our agriculture science and technology contribution rate on the low size, agriculture competition force weak, peasant earning rise, all these questions badly restrict Chinese society and economy whole development.
作为一个农业大国，农业科技贡献率偏低，农业竞争力不强，农民收入增长缓慢的问题已严重制约我国社会经济的全面发展。
参考来源 - 农业技术商品交易机制创新研究·2,447,543篇论文数据，部分数据来源于NoteExpress
湖南粮食增产1957年以后主要靠科学技术进步，农业科技贡献率从50年代初的7%增加到现在的50.5%。
The grain output increase in Hunan Province mainly depended on scientific technology since 1957, the contribution rate of scientific technology increased from 0.7% to 50.5%.
并采用增长速度方程式法对福建省1982～ 1998年畜牧业科技进步贡献率进行测算与分析。
The contributive rate of animal husbandry science and technology progress in Fujian Province from 1982 to 1998 was measured and analyzed by using method of growth rate equation.
在促进动物生产效率提高的诸多科技因素中，畜禽遗传育种工作的贡献率最大，超过了40%。
In the many scientific and technological factors of the promotion of animal production efficiency, animal genetics and breeding have the greatest more than 40% contribution.
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