Since it has bothered me ever more often that I can not press clover and alfalfa, I range puts me two times and the orginal presses clover and alfalfa ready made.
To clover and alfalfa presses can mow at all you need to MultMowing Upside Down
( http://www.farming2015mods.com/farming-simulator-2015/other/multimowing-v-3-1-fs-15/ )
If you pressed bales arise Grass bales can also be wrapped.
The only problem there is, is that when both Multi-Fruit mods of Upside Down in modfolder are formed during the round baler silage bales.