FWIW, here is a good book:
"Handbook of Microbial Biofertilizers"
Mahendra Rai (Editor)
Psychology Press, 2006
Read some of it for free at Google Books:
http://books.google.com/books?id=xE...ook_result&ct=result&resnum=1&ved=0CBsQ6AEwAA
Buy it at Amazon:
http://www.amazon.com/Handbook-Microbial-Biofertilizers-Mahendra-Rai/dp/1560222697
"Handbook of Microbial Biofertilizers"
Mahendra Rai (Editor)
Psychology Press, 2006
Read some of it for free at Google Books:
http://books.google.com/books?id=xE...ook_result&ct=result&resnum=1&ved=0CBsQ6AEwAA
Buy it at Amazon:
http://www.amazon.com/Handbook-Microbial-Biofertilizers-Mahendra-Rai/dp/1560222697