Skip to Main Content
Table 5

Nutrient use efficiency (NUE) in three crops, tomatoes, cucumbers, and lettuce, under three soil production systems: soil (SPS), open (OPS), and closed (CPS)

NutrientTomato (kg fruit kg nutrient−1)
Cucumber (kg fruit kg nutrient−1)
Lettuce (kg fruit kg nutrient−1)
Polyculture (kg fruit kg nutrient−1)
SPSOPSCPSSPSOPSCPSSPSOPSCPSSPSOPSCPS
175.4 ± 1.9 a 120.86 ± 2.7 c 141.34 ± 7.7 b 446.11 ± 38.8 b 324.24 ± 13.2 c 569.80 ± 20.4 a 284.02 ± 23.4 c 364.65 ± 39.7 b 429.77 ± 25.5 a 301.84 ± 8.2 b 269.92 ± 11.5 c 380.31 ± 8.9 a 
944.92 ± 10.34 a 651.10 ± 14.5 c 795.80 ± 43.2 b 2,403.24 ± 209.0 a 1,746.69 ± 71.3 b 2,258.63 ± 80.8 a 1,530.04 ± 125.9 b 1,964.42 ± 214.1 a 2,261.95 ± 134.2 a 1,626.07 ± 44.4 b 1,454.04 ± 62.1 c 1,772.13 ± 47.8 a 
105.75 ± 1.2 a 73.75 ± 3.3 c 85.64 ± 4.6 b 268.95 ± 23.4 b 195.48 ± 8.0 c 321.99 ± 11.5 a 171.23 ± 14.1 c 219.85 ± 24.0 b 263.47 ± 15.6 a 181.98 ± 5.0 b 163.02 ± 6.9 c 223.70 ± 5.4 a 
Ca 160.07 ± 1.7 a 118.73 ± 17.0 b 151.46 ± 8.2 a 407.11 ± 35.4 b 295.89 ± 12.1 c 1,662.83 ± 59.5 a 259.19 ± 21.3 c 332.77 ± 36.3 b 797.56 ± 47.3 a 275.45 ± 7.5 b 249.13 ± 16.0 b 870.62 ± 17.8 a 
Mg 597.81 ± 6.5 a 411.92 ± 9.2 c 547.86 ± 29.7 b 1,520.42 ± 132.3 b 1,105.05 ± 45.1 c 4,468.40 ± 160.0 a 967.99 ± 79.6 b 1,242.80 ± 135.4 b 3,146.70 ± 186.8 a 1,028.74 ± 28.1 b 919.92 ± 39.3 c 2,720.99 ± 60.4 a 
NutrientTomato (kg fruit kg nutrient−1)
Cucumber (kg fruit kg nutrient−1)
Lettuce (kg fruit kg nutrient−1)
Polyculture (kg fruit kg nutrient−1)
SPSOPSCPSSPSOPSCPSSPSOPSCPSSPSOPSCPS
175.4 ± 1.9 a 120.86 ± 2.7 c 141.34 ± 7.7 b 446.11 ± 38.8 b 324.24 ± 13.2 c 569.80 ± 20.4 a 284.02 ± 23.4 c 364.65 ± 39.7 b 429.77 ± 25.5 a 301.84 ± 8.2 b 269.92 ± 11.5 c 380.31 ± 8.9 a 
944.92 ± 10.34 a 651.10 ± 14.5 c 795.80 ± 43.2 b 2,403.24 ± 209.0 a 1,746.69 ± 71.3 b 2,258.63 ± 80.8 a 1,530.04 ± 125.9 b 1,964.42 ± 214.1 a 2,261.95 ± 134.2 a 1,626.07 ± 44.4 b 1,454.04 ± 62.1 c 1,772.13 ± 47.8 a 
105.75 ± 1.2 a 73.75 ± 3.3 c 85.64 ± 4.6 b 268.95 ± 23.4 b 195.48 ± 8.0 c 321.99 ± 11.5 a 171.23 ± 14.1 c 219.85 ± 24.0 b 263.47 ± 15.6 a 181.98 ± 5.0 b 163.02 ± 6.9 c 223.70 ± 5.4 a 
Ca 160.07 ± 1.7 a 118.73 ± 17.0 b 151.46 ± 8.2 a 407.11 ± 35.4 b 295.89 ± 12.1 c 1,662.83 ± 59.5 a 259.19 ± 21.3 c 332.77 ± 36.3 b 797.56 ± 47.3 a 275.45 ± 7.5 b 249.13 ± 16.0 b 870.62 ± 17.8 a 
Mg 597.81 ± 6.5 a 411.92 ± 9.2 c 547.86 ± 29.7 b 1,520.42 ± 132.3 b 1,105.05 ± 45.1 c 4,468.40 ± 160.0 a 967.99 ± 79.6 b 1,242.80 ± 135.4 b 3,146.70 ± 186.8 a 1,028.74 ± 28.1 b 919.92 ± 39.3 c 2,720.99 ± 60.4 a 

The data represent the mean ± standard error (n = 8). Different letters within a row and crop indicate significant differences (p < 0.05). The ‘Polyculture’ columns present the mean ± standard error of the tomato, cucumber, and lettuce variables for a given production system.

Close Modal

or Create an Account

Close Modal
Close Modal