j r magness

J. R. Magness · U.S. Dept. of Agriculture

Sayfa sayısı yok · 1925

Fruit / Ripening

J. R. Magness · U.S. Dept. of Agriculture

16 sayfa · 1922

Pear / Transportation / Handling / Storage

J. R. Magness · U.S. Dept. of Agriculture

20 sayfa · 1926

Apples / Storage / Ripening

J. R. Magness, D. B. Carrick · U.S. Dept. of Agriculture

64 sayfa · 1926

Apples / Ripening / Storage / Handling

J. R. Magness · New Jeresy Agricultural Experiment Station

255 sayfa · 1971

Pesticide residues in food / Feeds / Contamination

J. R. Magness · Yayınevi bilinmiyor

Sayfa sayısı yok · 1927

Apple / Preservation

J. R. Magness · State College of Washington, Agricultural Experiment Station

19 sayfa · 1929

Diseases and pests / Apples / Root rots

J. R. Magness · U.S. Dept. of Agriculture

28 sayfa · 1929

Pear / Storage / Pears

J. R. Magness · State College of Washington, Agricultural Experiment Station

26 sayfa · 1931

Quality / Leaves / Pear / Apples / Fruit-culture

J. R. Magness · State College of Washington, Agricultural Experiment Station

29 sayfa · 1928

Spraying and dusting residues in agriculture

J. R. Magness · Oregon Agricultural College Experiment Station

78 sayfa · 1917

Pruning

J. R. Magness · U.S. Dept. of Agriculture

36 sayfa · 1935

Apples / Fruit-culture / Research

Dr. J. R. Magness · American Society for Horticultural Science

Sayfa sayısı yok · 1965

Kategori yok

Dr. J. R. Magness · American Society for Horticultural Science

Sayfa sayısı yok · 1965

Kategori yok

F. W. (Frank Wisdom) 1887-1982 Allen, J. R. (John Robert) 1894- Magness, M. H. (Mark Hughlin) 1897- Haller · Creative Media Partners, LLC

Sayfa sayısı yok · 2021

Kategori yok

Alan Villiers, W. T. Pentzer, J. R. Magness, M. H. Haller, H. P. Gaston, W. M. Hurst, United States. Bureau of Agricultural Economics, Skinner, Sherman and Esselen, Inc · Yayınevi bilinmiyor

Sayfa sayısı yok · 1926

Fruit / Fruit trade / Fruit-culture