![A June view of Sue Freebairn and legumes (in this case serradella) growing within a Premier digit tropical grass pasture on Kingswood, Purlewaugh.](https://www.theland.com.au/images/transform/v1/crop/frm/beVCrmsvzezepMUFQXXRTM/76ac8907-6539-4689-b803-dfed01444b79.JPG/r10_403_4309_2832_w1200_h678_fmax.jpg)
A June view of Sue Freebairn and legumes (in this case serradella) growing within a Premier digit tropical grass pasture on Kingswood, Purlewaugh.
In mid-March a farmer contacted me that his stock were not doing well on a tropical grass pasture. Plenty of feed but poor quality.
A laboratory analysis indicated low protein (4 per cent) and low digestibility.
In that same period an analysis on the same species on a different property tested 20pc protein and 12.3 megajoules a kilogram of dry matter metabolizable energy, both high quality readings.
Key factors for big differences from the same…