Global ETD Search

31	Phosphorus and organic matter interactions in highly weathered soils / Guppy, Christopher Neil. January 2003 (has links) (PDF) Thesis (Ph.D.) - University of Queensland, 2003. / Includes bibliography.
32	The effect of nitrogen and phosphorus fertilizers on root development and on seedling growth in bromegrass (Bromus inermis Leyss) Singleton, Robert Ralph. January 1946 (has links) Call number: LD2668 .T4 1946 S5 / Master of Science Nitrogen fertilizers. Phosphatic fertilizers. Bromegrasses. Masters theses
33	The comparative availability of phosphate in triple superphosphate, monoammonium phosphate, and rock phosphate Swallow, Clarence William. January 1955 (has links) Call number: LD2668 .T4 1955 S97 / Master of Science Phosphatic fertilizers--Kansas. Soils--Kansas. Masters theses
34	Availability of phosphorus from certain phosphate fertilizers when applied to five Kansas soils Childress, James Dee. January 1957 (has links) Call number: LD2668 .T4 1957 C47 / Master of Science Phosphatic fertilizers. Soils--Kansas. Masters theses
35	Superphosphate and rock phosphate as sources of phosphorus and calcium for alfalfa Thurlow, Donald Leroy. January 1958 (has links) Call number: LD2668 .T4 1958 T49 Alfalfa--Fertilizers. Phosphatic fertilizers. Masters theses
36	N-dure coated phosphates compared with uncoated phosphate fertilizers Schafer, John William. January 1960 (has links) Call number: LD2668 .T4 1960 R87 Fertilizers. Phosphatic fertilizers--Analysis. Masters theses
37	Studies on Iron, Aluminium, and Organic Phosphates and Phosphate Fixation in Calcareous Soils McGeorge, W. T., Breazeale, J. F. 15 June 1932 (has links) This item was digitized as part of the Million Books Project led by Carnegie Mellon University and supported by grants from the National Science Foundation (NSF). Cornell University coordinated the participation of land-grant and agricultural libraries in providing historical agricultural information for the digitization project; the University of Arizona Libraries, the College of Agriculture and Life Sciences, and the Office of Arid Lands Studies collaborated in the selection and provision of material for the digitization project. Agriculture -- Arizona Calcareous soils -- Arizona Phosphatic fertilizers
38	Variations in phosphorus accumulation and polyphosphate hydrolysis by selected maize families (Zea mays L.) Mossala, Makambo January 2011 (has links) Digitized by Kansas Correctional Industries Corn--Assimilation Phosphatic fertilizers Corn--Metabolism
39	Chemical behavior of phosphorus over time in fertilized soils Zhang, Tiequan. January 1996 (has links) No description available. Corn -- Fertilizers. Soils -- Phosphorus content. Phosphatic fertilizers.
40	Effect of amount and time of application of nitrogen and phosphorus fertilizers on the level of nitrogen and phosphorus in cotton Birchett, John Robert January 1967 (has links) No description available. Nitrogen fertilizers. Phosphatic fertilizers. Cotton growing -- Arizona.

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