Volume 35, Bulletins 522-555. (522) Role of Nitrogen, Phosphorus and Potassium Fertilizers in Continuous Corn Culture on Nicollet and Webster Soils; (523) Solving Tile Drainage Problems by Using Model Data; (524) Soybean Yields and Plant...
Volume 13, Bulletins 157-166. (157) Winogradsky Spontaneous Culture Method for Determining Certain Soil Deficiencies; (158) Production of Gum by Certain Species of Rhizobium; (159) Bacteriology of Butter: V. Studies on the Microorganisms in...
Volume 22, Bulletins 242-250. (242) Physical and Chemical Characteristics of Lards and Other Fats in Relation to Their Culinary Value: I. Shortening value in Pastry and Cookies; (243) Study of Drouth Resistance in Inbred Strains of Sweet Corn Zea...