Books by "Albert Edward Engbretson"
2 books found
A Study of Growth in Summer Shoots of the Apple with Special Consideration of the Role of Carbohydrates and Nitrogen
by Albert Edward Engbretson, Bentley Ball Fulton, Carl Ephraim Schuster, David Edmund Stephens, Edward Maris Harvey, Ernest Herman Wiegand, Henry Hartman, Reginald Heber Robinson, Wilbur Louis Powers, George Robert Hyslop, Obil Shattuck, Robert Withycombe
1923