Speelman, L. Features of a reciprocating sprout broadcaster in the process of granular fertilizer application - Wageningen : Veenman & Zonen, 1979 - 217 p. : ilus. ; gráfs. - Mededelingen Lanbouwhogeschool ; 79-8 . - Mededelingen Lanbouwhogeschool ; 79-8 . LCCN: 57798 Subjects--Topical Terms: Aspersores.Fertilizantes. Dewey Class. No.: 631.8 / S6