Maize Biology 

Do We Really Need Fertilizers To Grow Crops?

By Radhika Desikan We all learn that plants can make their own food via a complex process called photosynthesis. However, to make their food, and to grow properly, plants need nutrients (chemicals) such as nitrogen, phosphorus, potassium, and calcium from the soil. Although these chemicals are naturally present in most soils, years of intensive farming have depleted soils of these nutrients. As a result, humans have resorted to using artificial fertilizers, which are basically synthetic nutrients manufactured through a process that uses a lot of energy, and produces a lot…

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