Inventor

RESSLER DANIEL E

US2 patents

Patents

2 patents

US5913368AJun 22, 1999

Method to increase N-use efficiency and reduce leaching

UNIV IOWA STATE RES FOUND INC8 citations68

US5797459AAug 25, 1998

Method and tool to increase in-use efficiency and reduce leaching

UNIV IOWA STATE RES FOUND INC1 citations47