Table 2.
Annual use of fish and rice seeds, agrochemicals and yields of rice and fish (kg ha−1 year−1) in rice and rice-fish farming in the Dong Thap provinces in 2022
2RLd (30) | 2RF (18) | 3RHd (30) | ||
---|---|---|---|---|
Rice Seed | Mean | 301a | 238b | 342c |
SD | 41 | 72 | 72 | |
Rice Yield | Mean | 13 882a | 14 700a | 20 206b |
SD | 1502 | 1415 | 1648 | |
Fish Stocking Density (fish m−2) | Mean | 0.7 | ||
SD | 0.5 | |||
Yield of Farmed Fish | Mean | 1219 | ||
SD | 950 | |||
UREA | Mean | 200a | 183a | 534b |
SD | 125 | 150 | 199 | |
NPK | Mean | 220a | 247ab | 111b |
SD | 219 | 334 | 205 | |
DAP | Mean | 155a | 143a | 316b |
SD | 109 | 100 | 151 | |
K | Mean | 87a | 63a | 194b |
SD | 79 | 71 | 114 | |
Total Fertilizer | Mean | 664a | 638a | 1156b |
SD | 237 | 200 | 247 | |
Herbicides (a. i.*) | Mean | 0.88 | 0.58 | 1.03 |
SD | 1.44 | 0.69 | 0.86 | |
Fungicides (a.i) | Mean | 0.99a | 1.25a | 2.49b |
SD | 0.92 | 1.09 | 2.20 | |
Insecticides (a. i.) | Mean | 0.17ab | 0.14a | 0.43b |
SD | 0.29 | 0.24 | 0.67 | |
Molluscicides (a.i) | Mean | 0.67 | 0.17 | 1.07 |
SD | 1.02 | 0.37 | 3.30 | |
Total Pesticides (a. i.) | Mean | 2.71a | 2.14a | 5.03b |
SD | 2.09 | 1.05 | 4.30 |
Means that do not share the same superscript letter are significantly different (P < 0.05)
*Active ingredient