Talks On Manures A Series Of Familiar And Practical Talks Betwe
Chapter 35
Bone-Dust and Superphosphate of Lime.-- Bone furnishes Nitrogen as well as Phosphate of Lime.-- Increasing the Availability of Bone with Sulphuric Acid. 314
Talks On Manures A Series Of Familiar And Practical Talks Betwe
Bone-Dust and Superphosphate of Lime.-- Bone furnishes Nitrogen as well as Phosphate of Lime.-- Increasing the Availability of Bone with Sulphuric Acid. 314