Seeds are the building blocks of agriculture. You can have the perfect land, the most fertile soil and optimum growing conditions, the perfect climate and all the latest technology, but without good quality seed, you're not going to produce anything.

The Science Behind Your Salad explores the world of seeds: from edible snacks and salad toppers, to the ways in which scientists ensure that farmers have the best quality seed possible to give their crops a good start in life and to ensure that those who needs seeds have regular access to the supplies they need.

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