There are four principles or ‘non-negotiables’ of conservation agriculture (CA):
1. Minimal soil disturbance (no till – minimum tillage)
2. Residue retention / crop cover
3. Crop rotation
Doing 1-3 equates to conservation farming and doing 1-4 to conservation agriculture. Other pillars to practicing CA properly and to maximize on its benefits are precision and timeliness. Precision in terms of distance between and within rows, land leveling, plant population, herbicide and ferti….