作物播种前对种子进行处理或加工，是种好庄稼、夺取丰收的重要一环。我国古代劳动人民，在生产实践中很早就知道并掌握种子处理技术了。 先秦文献《周礼·地官·草人》中介绍“土化之法”，提到“粪种”，即播种时把粪肥一起撒播到地里，使之起种肥作用。这是古代包衣种子的刍 Seeds are processed or processed before they are planted, which is an important part of planting crops and seizing good harvests. The ancient working people in our country knew and mastered seed treatment techniques very early in their production practice. The pre-Qin document “Zhou Li · Officials and Caolis” introduced the “Law of Localization”, referring to “fecal species”, that is, when sowing the manure together broadcast to the ground, so that it played a role in fertilizer. This is the ancient coating of the seeds of Chu