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j hockey
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Agricultural research in the Annapolis Valley area, 1909-1960
J. Fred Hockey · Queen's Printer
41 sayfa · 1967
Agriculture / Canada / Canada. Experimental station, Kentville, N.S. / History / Research
Apple scab
J. Fred Hockey · Department of Agriculture
Sayfa sayısı yok · 1953
Diseases and pests / Apple scab / Apples
Making bordeaux mixture
J. Fred Hockey · Dept. of Agriculture
Sayfa sayısı yok · 1940
Spraying / Bordeaux mixture / Fongicides / Bouillie bordelaise
A comprehensive illustrated field guide
J. C. Sinclair, Ian Sinclair, Peter G. Ryan, Patrice Christy, Phil Hockey · Struik
736 sayfa · 2003
Birds / Identification / Pictorial works / Birds (ornithology) / Reference works
Birds of Southern Africa
J. C. Sinclair, Ian Sinclair, Phil Hockey, Warwick Rowe Tarboton · Struik Publishers
448 sayfa · 1997
Birds / Pictorial works / Birds, africa / Birds, pictorial works / Identification