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. 2022 Feb 22;11:e73869. doi: 10.7554/eLife.73869

Appendix 2—table 1. Input of N and P into rice-animal coculture systems via feed and fertilizer application.

System Treatment Nitrogen input (kg ha–1) Phosphorus input (kg ha–1)
Feed Fertilizer* Feed Fertilizer
Base fertilizer Top-dress fertilizer Total Base fertilizer Top-dress fertilizer Total
Rice-carp RM --- 82.50 29.40 111.90 --- 36.02 5.31 41.33
RA 78.41 82.50 --- 82.50 19.63 36.02 --- 36.02
Rice-crab RM --- 112.5 44.94 157.44 --- 49.12 11.79 60.91
RA 80.46 112.5 --- 112.50 20.62 49.12 --- 49.12
Rice-turtle RM --- 82.5 44.94 127.44 --- 36.02 11.79 47.81
RA 105.46 82.5 --- 82.50 36.61 36.02 --- 36.02
*

The total amount of feed-N and - P input were determined by multiplying the amount of feed by the percentage of N and P in feed that were analyzed with a San++ Continuous Flow Analyzer (Skalar, Netherlands) (Lu, 1999).