P. J. Gregory

Identifiers

Open LibraryOL1429951A

Top Subjects

Roots (Botany) (1)
Roots (botany) (1)
Soil science (1)
Plant-soil relationships (1)
Crops and soils (1)
Gardening (1)
Horticulture (1)

Books by P. J. Gregory

Total count: 4

Plant rootstheir growth, activity, and interaction with soils

Blackwell Pub.2006-01-01
SEBS 30 Root Development and Function

Cambridge University Press2008-01-01
Soil conditions and plant growth

Wiley-Blackwell2012-01-01
Science and the gardenthe scientific basis of horticultural practiceThird edition.

Wiley & Sons, Incorporated, John2016-01-01