steps of farming

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Across
  1. 3. process of cutting and collecting grains
  2. 5. it is the dropping of the seeds into the soil with the help of implement such as a drill
  3. 6. it kill all the pests and diseases
Down
  1. 1. it breaks large lumps to small particles
  2. 2. this thing is harmful for our health
  3. 4. supplying water to crops