论文部分内容阅读
人工栽培龙胆草常采用小棚育苗，存在着保温效果差，生育期短，田间管理作业不方便，产量及优质苗率低等缺点，因此，我们进行了龙胆草膜布结合式大棚育苗试验。试验结果表明，应用大棚育苗田间作业方便，早春和晚秋能提高温度，延长生育期，提高产量和优质苗率。1材料与方法1?
Artificial cultivation of gentian often used shed nursery, there are poor insulation effect, short growth period, field management operations inconvenient, low yield and high quality seedlings and other shortcomings, so we gentian straw combined with greenhouse nursery test. Test results show that the application of greenhouse nursery field operation convenience, early spring and late autumn can increase the temperature, extend the growth period, increase yield and high seedling rate. 1 Materials and methods 1?