Patent ID: 9107339
Filing Date: 2015-08-18
Classification: A01C,A01H

Abstract:
1. A seed covered with a seed-covering agent including an iron powder component, the seed-covering agent comprising; a first cover layer containing fine iron particles having an average particle size from 1 μm to 40 μm in the iron powder component and a binder, and a second cover layer, located above the first cover layer, containing coarse iron particles having an average particle size from 63 μm 150 μm in the iron powder component and a binder; and wherein, in the iron powder component, (i) a mass ratio of the iron particles having a particle size of not more than 63 μm to a total mass of the iron powder component is 8% to 75% and (ii) a mass ratio of the iron particles having a particle size of more than 63 μm and not more than 150 μm to the total mass of the iron powder component is 25% to 91.5%.