eBook File Plant Lice Injurious To Apple Orchards PDF

Language: en
Pages: 512

Authors: Fred Carlton Stewart

Categories: Aphididae

Type: BOOK - Published: 1916 - Publisher:

Language: en
Pages: 18

Authors: Percival John Parrott

Categories: Agriculture

Type: BOOK - Published: 1916 - Publisher:

Language: en
Pages: 368

Authors: Arthur Jackson Mix

Categories: Agricultural experiment stations

Type: BOOK - Published: 1916 - Publisher:

Language: en
Pages: 556

Authors: Clarence Ritchie Phipps

Categories: Agricultural experiment stations

Type: BOOK - Published: 1920 - Publisher:

Language: en
Pages: 140

Authors: Robert Matheson

Categories: Aphididae

Type: BOOK - Published: 1919 - Publisher: