Production technologies | Water gross value added (JD・m−3) | Water net value added (JD・m−3) | Water net profitability (FAP) (JD・m−3) | Percent cost of water to intermediate costs | Percent cost of water to total costs |
Open field | 1.091 | 0.980 | 0.620 | 2.87% | 2.15% |
Plastic houses | 2.413 | 1.948 | 1.343 | 1.46% | 1.01% |
Plastic tunnel | 1.502 | 1.237 | 0.681 | 1.50% | 0.99% |
Average | 1.365 | 1.179 | 0.763 | 2.54% | 1.88% |