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- Genetic engineering (biotechnology has improved strains of high yielding crops and livestock which resist disease.
- New foods are developed from existing crops.
- Livestock are also genetically engineered for specific endowments eg. Pigs are made to grow faster and leaner.
- Widespread application of fertilizer has also increased yield.
- Use of selective weed killers and insecticides has also contributed to high yields.
Kavungya answered the question on April 18, 2019 at 12:52
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