PROBLEM TO BE SOLVED: To provide iron powder realizing a coating layer causing little fall off of iron powder in a transportation process as well as a sowing process, and iron powder coated seed coated with the iron powder for seed coating.SOLUTION: The iron powder for seed coating has a specific surface area of ≥0.1 m2/g and <5 m2/g and the particle size distribution of the powder satisfies the requirements that the mass ratio of the iron powder having a particle diameter of ≤63 μm is ≥0% and ≤70%, the mass ratio of the iron powder having a particle diameter of >63 μm and ≤150 μm is ≥30% and ≤100%, and the mass ratio of the iron powder having a particle diameter of >150 μm is ≥0% and ≤50%.COPYRIGHT: (C)2013,JPO&INPIT【課題】播種工程のみならず輸送工程においても鉄粉の脱落が少ない被覆が実現できる種子被覆用鉄粉及び該種子被覆用鉄粉を被覆した鉄粉被覆種子を得ること。【解決手段】本発明に係る種子被覆用鉄粉は、種子を被覆するのに用いる鉄粉であって、比表面積が0.1m2/g以上、5m2/g未満であり、かつ粒度分布が以下の条件を満たすことを特徴とするものである。粒子径が63μm以下の鉄粉の質量比率が0%以上70%以下、かつ、粒子径が63μmを越え150μm以下の鉄粉の質量比率が30%以上100%以下、かつ粒子径が150μmを越える鉄粉の質量比率が0%以上50%以下【選択図】 図1
