Agriculture : Theoretical and practical: A Text book of mixed farming for large and small farmers and for agricultural students /
Wrightson, John.
Agriculture : Theoretical and practical: A Text book of mixed farming for large and small farmers and for agricultural students / - London : The Technical Press ltd, , 1937 - 648p :
Agricultural
Agriculture : Theoretical and practical: A Text book of mixed farming for large and small farmers and for agricultural students / - London : The Technical Press ltd, , 1937 - 648p :
Agricultural