Table 7.
Effect of phosphate applied on maize inoculated with P. bilaiae in 2006. Numbers in brackets indicate sample size
| 2006 | |||||||||
|---|---|---|---|---|---|---|---|---|---|
| DeWitt NE | Jeffers MN | Fergus falls MN | |||||||
| P2O5 applied (kg/ha) | C (6) * | I (6) † | M (12)‡ | C (6)* | I (6)† | M (12)‡ | C (5)* | I (5)† | M (10)‡ |
| 0 | 14·2 ± 0·10 | 13·8 ± 0·18 | 14·0 ± 0·12 | 11·7 ± 0·19 | 12·0 ± 0·08 | 11·8 ± 0·11 | 8·3 ± 0·43 | 8·7 ± 0·25 | 8·4 ± 0·23 |
| 10 | 14·5 ± 0·09 | 14·2 ± 0·09 | 14·4 ± 0·08 | 11·3 ± 0·28 | 11·9 ± 0·23 | 11·6 ± 0·20 | 8·3 ± 0·24 | 8·8 ± 0·32 | 8·5 ± 0·20 |
| 20 | 14·1 ± 0·18 | 14·4 ± 0·30 | 14·2 ± 0·17 | 11·9 ± 0·16 | 12·1 ± 0·22 | 12·0 ± 0·13 | 8·6 ± 0·28 | 8·8 ± 0·26 | 8·7 ± 0·18 |
| M | 14·3 ± 0·08 | 14·2 ± 0·13 | 11·6 ± 0·13 | 12·0 ± 0·10 | 8·4 ± 0·18 | 8·7 ± 0·15 | |||
| (18) | (18) | (18) | (18) | (15) | (15) | ||||
| P-values (Prob > F) | |||||||||
| P2O5 applied (kg/ha) | 0·047 | 0·008 | 0·401 | ||||||
| I | 0·414 | 0·022 | 0·022 | ||||||
| P × I | 0·261 | 0·383 | 0·725 | ||||||
*
Control.
†
Inoculated.
‡
Mean.