Fertilizers and manures
Simpson, Ken.
Fertilizers and manures - London : Longman, 1986 - 253 p. : ilus. - Longman handbooks in agriculure . - Longman handbooks in agriculure .
31-211
68814
Abonos.
Fertilizantes.
631.8 / S5
Fertilizers and manures - London : Longman, 1986 - 253 p. : ilus. - Longman handbooks in agriculure . - Longman handbooks in agriculure .
31-211
68814
Abonos.
Fertilizantes.
631.8 / S5
