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新疆农垦科学院农机所研制的2FYA-4.2液氨施肥机,于4月18日由新疆生产兵团科委组织、邀请自治区农机鉴定站、八一农学院等单位专家教授,在石河子市通过省级成果鉴定。专家教授们经现场及图纸、技术资料审查后认为:一、该机结构简单,整机布局合理,作业性能良好,基本能满足要求;行距,施深可调,适应性强,流量控制器操作方便,配置合理,保证了操作人员的安全,改善了劳动条件。二、复土质量好,施肥后开沟无垄,地表平整,封盖严实,提高了氨的利用率,减少了对环境污染。三、装配式开沟器
2FYA-4.2 liquid ammonia fertilizers developed by the Agricultural Machinery Institute of Xinjiang Academy of Agricultural Sciences was organized by the Xinjiang Production Corps Science and Technology Commission on April 18 and invited experts and professors from autonomous regions agricultural machinery identification station and Bayi Agricultural College to pass provincial-level achievements in Shihezi City Identification. Experts and professors after the scene and drawings, technical data review that: First, the machine structure is simple, the machine layout is reasonable, good job performance, the basic to meet the requirements; line spacing, adjustable depth of application, adaptability, flow controller operation Convenient, reasonable configuration, to ensure the safety of operators, improve working conditions. Second, the quality of complex soil, ditching without ridge after fertilization, the formation of the surface, cover a solid, improve the utilization of ammonia, reducing the environmental pollution. Third, the assembly opener