Tree and shrub fertilization /
E.R. Hasselkus, E.E. Schulte, L.M. Walsh.

APA Citation

Hasselkus, E. R., Walsh, L. M. (Leo Marcellus)., Schulte, E. E., University of Wisconsin--Extension. Cooperative Extension Programs. (1975). Tree and shrub fertilization. [Madison, Wis.]: University of Wisconsin--Extension.

MLA Citation

Hasselkus, E. R, L. M. (Leo Marcellus) Walsh, E. E Schulte, and University of Wisconsin--Extension. Cooperative Extension Programs. Tree And Shrub Fertilization. [Madison, Wis.]: University of Wisconsin--Extension, 1975.