Plant material introduction by the division of plant exploration and introduction, bureau of plant industry, April 1 to June 30, 1939 (No. 132271 to 133381)
Russell, Paul G.
Plant material introduction by the division of plant exploration and introduction, bureau of plant industry, April 1 to June 30, 1939 (No. 132271 to 133381) - Washington 1950 - 1-75 p. - Plant, Material United States Department of Agriculture. Plant Inventory No. 139 .
Plant material introduction by the division of plant exploration and introduction, bureau of plant industry, April 1 to June 30, 1939 (No. 132271 to 133381) - Washington 1950 - 1-75 p. - Plant, Material United States Department of Agriculture. Plant Inventory No. 139 .