We are in an era of what we call "gardening awareness". Most experts suggest that you replace random watering of your plants with drip irrigation. This is a good first step. However the reality is that whether you irrigate by sprinkling, flooding, or drip methods, most of the water you apply to your plants ends up percolating below the root level and ultimately carrying any contaminants - such as organic or inorganic pesticides and fertilizer residue into the ground water - or evaporating at the ground level.This is one of issues with agra-business.

To optimize yield, inorganic fertilizers must be used in large scale growing operations.  These fertilizers kill the soil microbes that break down organic matter in the soil. So once started, fertilizing with organic fertilizers becomes practically impossible on these lands.

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