关于“作物田间试验记载项目及标准”,由于试验目的和内容要求不同,调查记载和测定的项目有所差别。目前大多数由育种研究单位印发,主要是为选种及品种鉴定方面服务,对作物栽培方面的田间科学实验,有些观察测定项目并没有完全列入。记载项目归纳起来,大体上有以下几部分:①生育期及生育时期;②植物学形态特征;③生长发育状况;④产量 About “Crop Field Test Items and Criteria”, there are differences between survey records and measurement items because of different test purposes and content requirements. At present, most of them are issued by breeding research institutes, which mainly serve for the selection of varieties and identification of cultivars. Some field measurement experiments on crop cultivation have not been completely included in some observations. Recorded items summed up in general has the following parts: ① growth period and growth period; ② botanical morphology; ③ growth and development status; ④ production