- FondsHowardA - The papers of Sir Albert Howard
- SubfondsA - Professional papers of AH
- Series1 - Publications
- File4 - 1937
- 8 more...
- Item9 - The maintenance of fertility
- Item10 - Letters to subscribers to the tea industry
- Item11 - Soil fertility - use of grass crops
- Item12 - The manufacture of humus from the wastes of the town and the village
- Item13 - Agriculture and animal husbandry
- Item14 - Virus diseases of plants
- Item15 - The maintenance of fertility
- Item16 - Soil fertility, nutrition and health