继1979、1981、1985年中国农机学会分别组织了3次优秀农机科普作品评比之后,1990年又组织了第四次评比表彰活动。21个省、市、区及部分农机杂志社推荐作品143部(篇),其中培训教材22部、科普书籍38部、短篇文章83篇。经过专家初评及评委会集体评审,计有119个作品获奖。其中,培训教材19部:一等奖4部、二等奖9部、三 After 1979, 1981, 1985, China Agricultural Machinery Society organized three excellent agricultural science works respectively, and in 1990 organized the fourth competition recognition. There were 143 recommended works of 21 provinces, cities and districts and some agricultural machinery magazines, including 22 training materials, 38 popular science books and 83 short essays. After the expert’s preliminary appraisal and the jury’s collective appraisal, there are 119 works winning the award. Among them, training materials 19: first prize 4, second prize 9, three