874 
chalky soils, it may in such situations possibly be their 
superior in every respect. 
LIV. Medicago Sativa. Wither. B. 3. P. 643. 
Lucern. Nat. of Brit. 
At the time the seed is ripe, the produce from a rich 
clayey loam is 
oz. or lbs. per acre. 
0 
Grass, 104 oz. The produce per acre 
80 dr. of grass weigh when dry - 32 dr. 7 
The produce of the space, ditto - 665. 2§ £ 
The weight lost by the produce of one acre in drying 
64 dr. of grass afford of nutritive matter 1.2 dr. 1 
The produce of the space, ditto - 39 J 
1132560 0 = 70785 
453024 0 = 28314 
42471 
26544 6 = 7659 
LV. Hedysarum onohrychis . Wither. 3, P. 628. 
Saintfoin. Nat. of Britain. 
At the time the seed is ripe, the produce from a rich 
clayey loam is 
Grass, 13 oz. The produce per acre - 141570 0 = 8848 
80 dr. of grass weigh when dry - 32 dr. \ n _ 
The produce of the space, ditto 83£ j° ~ 
The weight lost by the produce of one acre in drying 
64 dr. of grass afford of nutritive matter 2. 2 dr. 4 ___ 
The produce of the space, ditto - 8.0§ / — 
2 
3539 4 
5308 14 
LVI. Hordeum pratense. Engl. Bot. 409. Host. G. A. 1, 
t. 33. 
Meadow barley-grass. Nat. of Britain. 
At the time of flowering, the produce from a brown 
loam, with manure, is 
Grass, 12 oz. The produce per acre - 130680 0 = 8167 8 0 
80 dr. of grass weigh when dry - 32 dr. 4 
The produce of the space, ditto - 67.1 j 52272 0 ~ 3267 0 0 
The weight lost by the produce of one acre in drying - 4900 8 0 
64 dr. of grass afford of nutritive matter 3.3 dr. 1 
The produce of the space, ditto - 11.1 j 7657 °= 478 9 0 
LVII. Poa comp'essa. Engl. Bot. 365. 
Flat-stalked meadow-grass. Nat. of Britain. 
At the time of flowering, the produce from a gravelly 
soil, with manure, is 
Grass, 5 oz. The produce per acre - - 54450 0 = 3403 2 0 
80 dr. of grass weigh when dry - 34 dr. 7 
The produce of the space, ditto = 34 3 23141 
1446 5 4 
