The following agricultural or farming practices carried out by farmers having some effect or consequence on the ecological system. These agricultural practices and their effect.
Bush burning: Involves the setting of fire on the bush to clear out the vegetation.
Effect of bush burning
1. Burning of bush destroy the organic matter in the soil.
2. The atmosphere is polluted with smoke.
3. It exposes the soil to erosion and reaching.
4. It releases minerals like potassium and phosphate to the soil in the farm of ash.
5. Many of the micro-organisms are killed.
6. The ash produced by bush burning gives the soil a slightly alkaline nature.
7. It renews the growth of dried up grasses i.e. it encourages sprouting.
8. Bush burning leads to the extinction of some animals.
9. It helps to break dormancy of some seed.
1. It reduces the water holding capacity of the soil.
Clean or bush clearing: Bush clearing is the practice where by the whole vegetation is cleared and removed; thus leaving the land clean.
Effect of bush cleaning
1. Bush clearing result in the disturbance or removal of the rich top soil.
2. It exposes the soil to direct sunshine; hence it affects evaporation of water.
3. Bush clearing increases the temperature of the soil.
4. It exposes the soil to erosion and increase leaching.
5. Bush clearing lead to reduction of soil organism.
6. It gets rid of weed on the land.
7. It may leave the land free of all obstacles.
8. It leads to reduction of organism matter content of the soil.
