01389nam a2200301 i 4500 027247 20251030132653.0 t| 150107s1980 xx##################eng#d 0891180621 CO-ViULL rda spa eng xxu 631.81 R745 <The> Role of Phosphorus in Agriculture : Proceeding of a Syposium Held 1-3 june 1976 at the National Fertilizar Development Center, Tennessee Valley Authority, Muscle Shoals, Alabama. Conponsored by the Tennessee Valley Authority, American Society of Agronomy, Crop Science Society of America, and Soil Science Society of America / F. E. Khasawneh, edition. Madison : The American Society of Agronomy, 1980. xviii, 910 páginas : ilustraciones;cuads;graf. texto txt rdacontent sin mediación n rdamedia volumen nc rdacarrier Incluye Bibliografía e Indice. SUELOS - CONTENIDO DE FOSFORO - CONGRESOS, CONFERENCIA, ETC. 124287. NUTRICION DE LAS PLANTAS - CONGRESOS, CONFERENCIAS, ETC. 124288. FOSFORO COMO FERTILIZANTE - CONGRESOS, CONFERENCIAS, ETC. 124289. FERTILIZANTES AGRICOLAS - CONGRESOS, CONFERENCIAS, ETC. 124290. Khasawneh, F. E, editor 124291. ddc BK 25359 25359 0 0 ddc 0 0 0 001 001 2009-04-16 D 0 631.81 R745 046440 2015-01-26 00:00:00 1 2015-01-26 BK 0 0 ddc 0 0 001 001 GEN 2009-05-11 0 631.81 R745 046753 2015-01-26 00:00:00 2 2015-01-26 AGR BK