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chun ji nong ji ju jian xiu he bo zhong ji shu
Pages: 75
Year: Issue:  7
Journal: Farm Machinery Using & Maintenance

Abstract: 春季播种前要搞好机具检修,搞好农机技术培训,加强农机质量安全工作.对不同地块采取因地制宜进行适时播种,确保播种作业标准.
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