Howard, Albert, Sir, 1873-1947.
An agricultural testament / by Sir Albert Howard. - London : Oxford University Press, 1940. - 253 p., [12] p. of plates : ill. ; 23 cm.
Includes bibliographical references and index.
Compost.
Fertilizers.
Manures.
Soils.
Humus.
630 / HOA
An agricultural testament / by Sir Albert Howard. - London : Oxford University Press, 1940. - 253 p., [12] p. of plates : ill. ; 23 cm.
Includes bibliographical references and index.
Compost.
Fertilizers.
Manures.
Soils.
Humus.
630 / HOA