The Role of phosphorus in agriculture /

Phosphorus forms in animal manure and the impact on soil P status /
by: He, Zhongqi
Published: (2010)

Soil and fertilizer phosphorus in crop nutrition /
by: Pierre, W. H. (William Henry), 1898-
Published: (1953)

Phosphorus for agriculture : a situation analysis /
Published: (1978)

Nutrient management for sustainable crop production in Asia /
Published: (1998)

Movement and transformation of various phosphorus compounds in soils /
by: Ellis, Boyd G.
Published: (1969)

Availability of soil organic phosphorus and fertilizer phosphorus applied to coastal bermudagrass (cynodon dactylon l.) on Houston black clay /
by: Krautmann, Jolly Yang
Published: (1978)

Een verbeterde methode van fosfaatextractie van grond met water: het Pw-getal /
by: Paauw, F. van der
Published: (1972)

Phosphorus in action : biological processes in soil phosphorus cycling /
Published: (2011)

Summary of phosphorus research in the United States relating to soils and fertilizers.
Published: (1950)

Phosphorus fertilizer research in Australia /
by: Jackson, E. A.
Published: (1966)

The long-run availability of phosphorus : a case study in mineral resource analysis /
by: Wells, Frederick J.
Published: (1975)

Phosphates in food /
by: Molins, Ricardo A., 1948-
Published: (1991)

Phosphate rock as a direct application fertilizer : Can it help to relieve food shortage in some low income developing countries? /
by: Lüken, Halo
Published: (1984)

Effect of different sources of phosphate on yield and botanical composition of pasture vegetation /
by: Bates, R. P.
Published: (1952)

Proceedings of FAI (NR)--PPCL Seminar: Importance of Phosphatic Fertilisers with Special Reference to Oilseeds and Pulses in Northern India, June 21-22, 1988, Lucknow /
Published: (1988)

Phosphorus requirements for sustainable agriculture in Asia and Oceania : proceedings of a symposium, 6-10 March 1989 /
Published: (1990)

Phosphorus chemistry in everyday living /
by: Toy, Arthur D. F. (Arthur Dock Fon), 1915-
Published: (1976)

The value of different phosphates for various Texas soils and grasses, as indicated by pot experiments /
by: Fudge, J. F. (Joseph Franklin), 1897-
Published: (1945)

Phosphoric acid: electrothermal vs. wet process ; an economic evaluation /
by: Bixby, David W.
Published: (1969)

Handbook on phosphate fertilisation.
Published: (1980)

Phosphatic fertilizers: properties and processes ; a study of technological, economic, and agronomic considerations /
by: Bixby, David W.
Published: (1966)

Handbook on phosphate fertilisation.
Published: (1978)

Agronomic comparisons between phosphate rock and superphosphate in soils of the Cerrado of Brazil /
by: Smyth, T. Jot (Thomas Jot), 1951-
Published: (1981)

Sulfur oxidation influence on rock phosphate solubilization in soil /
by: Correa de Souza, Osni, 1946-
Published: (1985)

Uslovii︠a︡ ėffektivnogo ispolʹzovanii︠a︡ fosfornykh udobreniĭ /
by: Sdobnikova, O. V. (Olʹga Vsevolodovna)
Published: (1979)

Summary of the phosphate adsorption capacity and cation exchange capacity for 35 common soil series in New York State /
by: Tofflemire, T. J.
Published: (1976)

Influence of planting date and phosphorus application method on wheat response to phosphorus /
by: Hipp, Billy W.
Published: (1978)

Phosphate and minerals in health and disease /
Published: (1980)

Phosphorus in tropical soils : assessing deficiency levels and phosphorus requirements /
Published: (1980)

Evaluation of cowpea (Vigna unguiculata L. Walp) genotypes for adaptation to low soil-phosphorus conditions and to rock phosphate application /
by: Mahamane, Sabiou
Published: (2010)

Soil organic phosphorus : a review of world literature /
by: Harrison, A. F.
Published: (1987)

Phosphates in Texas rivers : sources, loads, effects, assimilation and control in the Trinity, Brazos, San Antonio, Colorado, Sabine and San Bernard : observations, 1963-1968, final report, 1972 /
Published: (1972)

Nitrogen and phosphate effects on wheat, 1963-66 : North Central Texas Research Station /
by: Rich, Pat A.
Published: (1966)

Studies on tillering ability of rice under phosphorus stress /
by: Hung, Hsing-Hsiung, 1942-
Published: (1985)

The relation of phosphate to the development of seeded pasture on a podsolised sand /
by: Trumble, H. C. (Hugh Christian), 1903-, et al.

Phosphorus fertilization for grain sorghum production in the Texas Blacklands /
by: Spence, Charles Orvel, et al.
Published: (1977)