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how do fertilizers work?

Answers:1   |   LastAnswerAt:2011.05  

Abraham Ford 
Asked at 2011.05.15 22:04:28

answer Chaplin White  Answered at 2011.05.15 22:04:28
I found that fertilizers comtain mineral nutrients that plants require. The mineral nutrients dissolve in the soil solution and plant roots absorb them. I found that the three mineral nutrients that fertilizers usually supply in the greatest amounts are nitrogen, phosphorus and potassium.
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