Calculations for agriculture and horticulture /
Boatfield, Graham.
Calculations for agriculture and horticulture / Graham Boatfield and Ian Hamilton. - Ipswich : Farming Press, 1984. - 116 p. - Farming book series .
Agricultural mathematics.
Horticulture--Mathematics.
Calculations for agriculture and horticulture / Graham Boatfield and Ian Hamilton. - Ipswich : Farming Press, 1984. - 116 p. - Farming book series .
Agricultural mathematics.
Horticulture--Mathematics.