376 
LXI. Elymus Sibiricus. Hort. K. 1. P. 176. Cult. 1758. 
by Mr. P. Millar. 
Siberian lyme-grass. Nat. of Siberia. 
At the time of flowering, the produce from a sandy loam, 
with manure, is 
261360 
91476 
Grass, 24 oz. The produce per acre r 
80 dr. of grass weigh when dry - 28 dr. 7 
The produce of the space, ditto - 134. 1§ £ 
The weight lost by the produce of one acre in drying 
64 dr. of grass afford of nutritive matter 2. 1 dr. \ „ 
The produce of the space, ditto - 13.2 J 
or lbs. per acre. 
0 =' 16335 0 0 
0= 5717 4 0 
10617 12 0 
LXII. Aira ccespitosa. Host. G. A. 2, t. 42. Engl. 
Bot. 1557. 
Turfy hair-grass. Nat. of Britain. 
At the time the seed is ripe, the produce from a strong 
tenacious clay is 
Grass, 15 oz. The produce per acre 
80 dr. of grass weigh when dry - 26 dr. 
The produce of the space, ditto - 135s 
The weight lost by the produce of one acre in drying 
64 dr. of grass afford of nutritive matter 2 dr. ) 
" 7.2 / 51 
163350 6 = 10209 
53088 12 = 3318 
6891 
The produce of the space, ditto 
6 O 
0 12 
5 4 
0 1 
LXI II. Hordeum murinum. Curt. Lond. Engl. Bot. 1971. 
Wall barley-grass. Way Bennet. Nat. of Britain. 
At the time of flowering, the produce from a clayey 
loam is 
Grass, 18 oz. The produce per acre - 196020 0= 12251 4 0 
80 dr. of grass weigh when dry - 28 dr. \ ^ 
The produce of the space, ditto - 100.3A j 4287 lo 0 
The weight lost by the produce of one acre in drying ~ 7963 5 0 
64 dr. of grass afford of nutritive matter 3 dr. I 7 , K _ 
The produce of the space, ditto - 3. 3^ j — 67 
7 15 
LXIV. Avena Jiavescens. Curt. Lond. Engl. Bot. 952. 
Yellow oat-grass. Nat. of Britain. 
At the time of flowering, the produce from a clayey 
loam is 
Grass, 12 oz. The produce per acre ■- 130680 0 = 
80 dr. of grass weigh when dry - 28 dr. 7 n 
The produce of the space, ditto - 67. 1 ) 57 ° ™ 
8167 8 o 
2858 10 0 
