Today, Motley Fool analyst Rex Moore takes a look at PotashCorp (NYSE: POT), which carries one of the lowest price-to-earnings multiples of all the stocks passing his "Best Values" screen. He sees this fertilizer company as more of a value than a value trap.

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Rex Moore has no positions in the stocks mentioned above. The Motley Fool owns shares of CF Industries Holdings. Motley Fool newsletter services recommend PotashCorp. Try any of our Foolish newsletter services free for 30 days. We Fools may not all hold the same opinions, but we all believe that considering a diverse range of insights makes us better investors. The Motley Fool has a disclosure policy.