20 



THE PARK 



year. A fair proportion of clovers, both red and white, is found on these 

 plots, but the weeds, which amount to 26 per cent, taking the average 

 over the whole period, have of late years constituted nearly one-half of 

 the herbage. The most prominent species among the grasses are the 



Table XII. — Percentages of GramiTieous, Leguminous, and Miscellaneous Herbage. 

 Average of 47 years (1856-1902, and 1902 separately). Rothamsted. First crops. 



* Including Potash first 6 years. 



Quaking Grass, so generally taken as a sign of poor land, which con- 

 stituted 20 per cent, of the whole herbage in 1903, and Sheep's Fescue ; 

 among leguminous plants the Bird's Foot Trefoil ; and Burnet, Hawkbit, 

 and Black Knapweed among the weeds. 



