IPNI was dissolved in December 2018.  The press release can be found here:


IPNI Bookstore is Closing
Due to the dissolution of IPNI, its online store will remain open until Friday, March 29th, 2019.

We are encouraging our customers to place orders soon. Many of our publications are offered at our full discount while supplies last. If you require special assistance or have any questions about the availablity of a publication, please contact

Selected publications (e.g., ICCA Study, Soil Fertility Manual, 4R Plant Nutrition Manual) will be transitioning to another publisher and those details will be made available in the near future.

As a reminder, all orders are final and must be paid in full at the time of purchase. IPNI does not accept returns of overstock books. No credits or refunds will be given for unsold books returned to our office.

Read more →