Table 1 Soil fertility and climatic conditions.
From: Comprehensive application of bio-char and nitrogen fertilizer in dry-land maize cultivation
Year | Available N (mg kg−1) | Available P (mg kg−1) | Available K (mg kg−1) | Organic matter (g kg−1) | pH | Sunshine hour (h) | Average temperature (°C) | Average rainfall (mm) | Monthly average rainfall (mm) |
|---|---|---|---|---|---|---|---|---|---|
2019 | 48.64 | 2.3 | 112.02 | 15.59 | 8.2 | 1893.6 | 22.1 | 213.5 | 52.29 |
2020 | 48.25 | 2.19 | 112.61 | 15.69 | 8.2 | 1825.7 | 21.8 | 235.7 | 48.06 |
