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Natural establishment of pine in abandoned fields in the Piedmont region
W. E. McQuilkin · U.S. Department of Agriculture, Forest Service, Appalachian Forest Experiment Station
Sayfa sayısı yok · 1939
Ecological succession / Pine
Slender wheatgrass for the northern Great Plains
W. E. McQuilkin, United States. Farm Security Administration. Region VII. Land Utilization Division · Resettlement Administration, Division of Land Utilization, Region VII
20 sayfa · 1936
Grasses
Bromegrass for the northern Great Plains
W. E. McQuilkin, United States. Farm Security Administration. Region VII. Land Utilization Division · Resettlement Administration, Division of Land Utilization, Region VII
23 sayfa · 1935
Bromegrasses
Crested wheatgrass for the northern Great Plains
Volorus H. Hougen, W. E. McQuilkin, United States. Resettlement Administration. Division of Land Utilization · publisher not identified
24 sayfa · 1946
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