Table 3 Co-occurrence and total link of selected most significant author keywords on MFCCSY based on web of science literature search between 2003 and 2021
Keyword | Occurrence | Total link |
|---|---|---|
Climate change | 46 | 40 |
Maize | 52 | 39 |
Yield/crop yield | 46 | 38 |
Soil fertility/soil organic carbon | 20 | 15 |
Fertilizer/manure/compost | 17 | 17 |
Nitrogen/nitrogen fertilizer | 15 | 12 |
Biochar | 11 | 8 |
Nutrient management/integrated nutrient management | 10 | 9 |
Nitrate leaching | 9 | 4 |
Nitrogen use efficiency | 7 | 5 |
Climate smart agriculture climate change adaptation | 10 | 6 |
Drought | 6 | 5 |