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. 2023 May 15;52(9):1462–1474. doi: 10.1007/s13280-023-01864-x

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