... machine parts. Specification of JY-YB-61. Pneumatic planter/corn drill,multi-purpose,for corn,soybean,cotton,and other large grained ... case of making loss of potency of pesticide and plugging up seeds suction holes.5. Sow fertilizer deeply, make sure that ... depth is consistent.Main technical parameter 6 rows corn seed drill,corn planter,precision pneumatic planter,corn seeder JY-YB-6 ...