Healthy Plants. Healthy People. Healthy Planet.
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Advancing the environmentally responsible and scientifically sound use of products farmers need to feed the world.
Our members are global leaders in understanding how to nourish the soil and protect crops so that fruits, vegetables and nursery plants can continue to thrive.
The 10th Edition of the Western Fertilizer Handbook is Now Available!
WPH is excited to announce that the 10th Edition of the Western Fertilizer Handbook is now available! The 10th Edition has been updated from previous editions to include additional material on several subjects including micro irrigation; soil, water, and tissue analysis; and remote sensing of crop nutrient and water status. A completely new chapter addressing current environmental concerns regarding nutrient uses has also been added. Order yours today!