Download or read book Observations agronomiques sur la proportion absolue de l azote dans les engrais et leurs quivalents sur la th orie mise par Boussingault et Payen written by Achille Bruni and published by . This book was released on 1858 with total page 64 pages. Available in PDF, EPUB and Kindle. Book excerpt:

Download or read book Agronomie written by Jean Baptiste Boussingault and published by . This book was released on 1886 with total page 368 pages. Available in PDF, EPUB and Kindle. Book excerpt: