棉花营养钵低拱薄膜覆盖育苗,能节省种子,培育整齐一致的壮苗。总结我地棉农的育苗经验和教训,要保证全苗、壮苗,达到早发、稳长、早熟、高产的目的,必须抓好如下“五防”措施。 1.防空钵 棉种质量差、播种质量低及苗床管理不善等,都会造成空钵缺苗。预防措施;播种前除去 Cotton nutrition Bowl low arch film covering nursery, can save seeds, nurturing neat and tidy seedlings. Summarize the experience and lessons learned from nursery farmers in our region. To ensure the whole seedlings and strong seedlings and achieve the purpose of early onset, stable growth, early maturity and high yield, we must grasp the following five prevention measures. 1. Air defense Bowl poor cotton seed quality, low sowing quality and poor management of seedbed, etc., will result in empty pots lack of seedlings. Precautions; Remove before sowing