Fig 1.
Graphical representation of the experiment for the development of fertilizer prescription equation.
Table 1.
Treatment structure for the main test crop experiment of coriander.
Table 2.
Descriptive statistics of yield and nutrient uptake under the main experiment of coriander.
Fig 2.
Box and whisker plots of the available soil nutrients after the soil fertility gradient experiment.
Fig 3.
Linear correlations between green foliage yield and total N (a), P2O5 (b), and K2O (c) uptake in coriander in the main experiment.
Table 3.
Basic parameters for equation development.
Table 4.
Multivariate regression models to explain the association between the yield (Y) and soil available nutrients (N, P and K) under main experiment.
Table 5.
Ready Reckoner indicating fertilizer recommendation for coriander with a targeted yield of 8 t ha-1.
Table 6.
Influence of different approaches of fertilizer recommendation on yield, nutrient uptake and quality of coriander.
Fig 4.
Influence of different approaches of fertilizer recommendation on RYS, VCR and % deviation of coriander.
Table 7.
Influence of different approaches of fertilizer recommendation on nutrient use efficiency of coriander.
Fig 5.
Correlation of soil organic carbon with different nutrient use efficiencies of nitrogen as affected by different approaches of fertilizer prescription.
SOC- soil organic carbon; AE- Agronomic efficiency; PFP-partial factor productivity; PNB-partial nutrient balance; IUE-internal utilization efficiency.
Fig 6.
Correlation of soil organic carbon with different nutrient use efficiencies of phosphorus as affected by different approaches of fertilizer prescription.
SOC- soil organic carbon; AE- Agronomic efficiency; PFP-partial factor productivity; PNB-partial nutrient balance; IUE-internal utilization efficiency.
Fig 7.
Correlation of soil organic carbon with different nutrient use efficiencies of potassium as affected by different approaches of fertilizer prescription.
SOC- soil organic carbon; AE- Agronomic efficiency; PFP-partial factor productivity; PNB-partial nutrient balance; IUE-internal utilization efficiency.