科研5型谷物电子数粒机是陕西省粮食作物研究所和上海市曹行公社车沟大队工厂协作于1977年6月研制成功。目的是解决目前国内育种和种子工作中的干粒重计数。即利用光电脉冲计数取代手工计数。本机适用于四级农业科技网及大专院校、科研单位作谷物种子计数,也可用于医药、化学等部门中类似的工作。本机具有一机多用、不需清机、读数 Scientific research 5 grain electronic counting machine is the Shaanxi Institute of Food Crops and Shanghai Cao line commune ditch brigade factory collaboration in 1977 1977 successfully developed. The aim is to resolve the current dry weight count in breeding and seed work in the country. That the use of optical pulse count instead of manual counting. This machine is suitable for four agricultural science and technology networks and tertiary institutions, scientific research units for grain seed count, can also be used for medicine, chemical and other departments in similar work. This machine has a multi-purpose machine, without clearing, reading