The ornamental design for an element for a manurecontainer, substantially as shown.
FIG. 1 is a front perspective view, viewed from the front and one vertical
edge, of an element for a manure container embodying my new design, the
bottom of the element or module in the normal erected position thereof
being the right hand edge portion of FIG. 1;
FIG. 2 is a perspective view viewed from the rear and the opposite edge of
the element relative to that shown in FIG. 1; and
FIG. 3 is an end elevational view of the element, the opposite end
elevation being the mirror image thereof.