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The Potassium Nitrate Association (PNA) started in 2008 as a non-profit association of potassium nitrate producers. It’s the portal for all the agronomic and economic advantages of potassium nitrate in crop production systems, throughout the world.












 

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Additional potassium nitrate application improved flowering, flower quality and corm yield of Gladiolus grandiflorus. Read more ...
Foliar applied potassium nitrate supported cotton boll development, even in K-sufficient soils. Read
more ...