Fighting for Africa's food security

Al Jazeera -When I was a child growing up in Zimbabwe, my grandmother used to go to the same one-acre plot of land each day and work long and exhausting hours.

When I asked her why she put herself through this, she replied: "This is how I wake up every day, this is how I survive."

I am now in my twenties and my grandmother is still out there on her plot each day.

She continues to till her field with a hand hoe, using seed saved from previous harvests, and applying a teaspoonful of fertiliser per maize plant. Her working hours and type of inputs have remained the same over the years; however, the yields have been declining drastically. Read more.