Which of the following is a human input for agriculture?
Agricultural inputs are classified into two types.
1. Human inputs: Labour (workers), Machinery (tractors, combine harvesters, etc.), Buildings (barns, silos), seed to grow crops, animal feed, fertilisers and pesticides, calves, chicks, piglets, etc. (small animals brought to rear and later sell).
2. Natural inputs: Soil, precipitation, sun, alluvium, relief, drainage.