TABLE VII.—Average Yields of Wheat (District of Voronezh).
| Estates of over 50 dessiatines. | Period of experience (years). | Dessiatines under wheat. | Chetverts from 1 dessiatine. | |
|---|---|---|---|---|
| Fertilized. | Not fertilized (or mixed). | |||
| Series I. | ||||
| No. 81 | 19 | 300 | 8.4 | 5.6 |
| ” 197 | 5 | 30 | 8 | |
| ” 32 | 10 | 51 | ? | 6.3 |
| ” 103 | 9 | 113 | 5.2 | |
| ” 81 | 6 | 110 | 5.2 | |
| ” 189 bis. | 7 | 90 | 4.7 | |
| ” 192 bis. | 7 | 103 | 4 | |
| Average on 7 estates. | 12 | 797 | ||
| 330 | 8.4 | |||
| 767 | [205]5.4 | |||
| Series II. | ||||
| 13 estates | 596 | 7.9 | ||
| 5 estates | 86.5 | 5.4 | ||
| Total 18 estates | 682.5 | |||