The control of internal parasites by grazing management

Ewes with twins Ewes with singles 

The upland organic farm in the hills of Wales was cited earlier in connection with white clover. Here the problem of clean grazing is more intractable, first because there are no cattle and second because none of the land is suited to cereals. The best approach, suggested in 

Further results of introducing cattle are, first, to increase the clover content of the sward, because cattle prefer grass and, second, to increase the proportion of land required for hay or silage for the winter. Cattle often have to be fed hay/silage for six months of the year, whereas sheep require winter feeding for only two months. However, the cattle will produce much more farmyard manure, which can be put back on the pastures that were cut for hay or silage. 

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