以求获得在该地区紫花苜蓿初花期干草调制最适宜晾晒时间，为生产实际提供科学依据。
Provide the reference for best hay making time at the first flowering season for local people's production activities.
通过添加不同浓度K_2CO_3（1．5％、2．0％、3．0％）调制苜蓿干草，对苜蓿干燥速度及主要营养物质含量变化的规律进行了研究。
The profile of changes in drying rate and nutrient content in alfalfa hay made by adding 1.5%, 2.0%, 3.0% potassium carbonate (K_2CO_3) were investigated.
五月下旬出现适于调制干草的好天气。
五月下旬出现适于调制干草的好天气。
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