The quantity of the agricultural chemical cooperating, the agricultural chemical the seed and the agricultural chemical content particle which were processed the agricultural chemical of effective dosage is included to be the thing, at the same time the agricultural chemical the agricultural chemical dosage which is included in the seed which was processed, below largest non phytotoxicity dosage of the agricultural chemical, the agricultural chemical including the fact that the agricultural chemical content particle of one or more is put in next door of the seed which was processed the method of protecting the germination seed which becomes, processed with the agricultural chemical.農薬の量が、農薬処理した種子及び農薬含有粒子が共同して有効用量の農薬を含む程度のものであり、且つ農薬処理した種子中に含まれる農薬用量が、農薬の最大非植物毒性用量以下であって、農薬処理した種子の隣に1つ以上の農薬含有粒子を置くことを含んで成る、農薬で処理した発芽種子を保護する方法。