Effect of crops and fertilizer on soil nitrogen, carbon, and water content, and on succeeding wheat yields and qualityHoward J. Haas · First published 1976Open the Tome
The relationship of time perspective to age, institutionalization and activityHoward Haas Fink · First published 1953Open the Tome
Root studies of grasses and alfalfa at Mandan, North DakotaHoward James Haas · First published 1946Open the Tome
Studies on the effects of sodium, potassium and calcium on young orange treesHoward S. Reed, A. R. C. Haas · First published 1923Open the Tome
