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Algunos aspectos del clima y el ambiente sobre el crecimiento, desarrollo y rendimiento de trigo
by Wall, P.C. Source: Seminario sobre Tecnologia de Trigo; La Estanzuela, Colonia; Uruguay; 27-29 Sep 1982Material type:  Book Publisher: 1982Collection: CIMMYT Staff Publications CollectionAvailability: Items available for loan: CIMMYT Knowledge Center: John Woolston Library [Call number: CIS-640] (2).
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2.
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Do semi-dwarf wheats require more nitrogen than traditional tall varieties
by Wall, P.C | McMahon, M.A [coaut.] | Ransom, J.K [coaut.]. Material type: Book Publisher: 1984Collection: CIMMYT Staff Publications CollectionAvailability: Items available for loan: CIMMYT Knowledge Center: John Woolston Library [Call number: CIS-813] (2).
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3.
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resumen de la necesidad, filosofia y manejo de la investigacion a nivel de finca
by Wall, P.C. Source: Reunion de Maiceros de la Zona Andina, 12; Quito, Ecuador; 29 Sep - 3 Oct 1986Material type: Book Publisher: 1986Collection: CIMMYT Staff Publications CollectionAvailability: Items available for loan: CIMMYT Knowledge Center: John Woolston Library [Call number: CIS-1013] (2).
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4.
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Potencial de rendimiento de trigo, interrelaciones entre clima, cultivar y manejo
by Wall, P.C. Source: Curso Sobre Fisiologia de Trigo; Balacarte, Argentina; 3-7 Oct 1988. SeminarioMaterial type: Book Publisher: 1988Collection: CIMMYT Staff Publications CollectionAvailability: Items available for loan: CIMMYT Knowledge Center: John Woolston Library [Call number: CIS-1184] (2).
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5.
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Eficiencia de uso de agua: Consideraciones fisiologicas para el cultivo de trigo
by Wall, P.C. Source: Seminario Sobre Manejo de Suelos y Cultivos en la Economia del Uso del Agua; Bordenave, Argentina;Material type: Book Publisher: 1988Collection: CIMMYT Staff Publications CollectionAvailability: Items available for loan: CIMMYT Knowledge Center: John Woolston Library [Call number: CIS-1183] (2).
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6.
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Characterization of tropical wheat environments: Identification of production constraints and progress achieved -- Central and South America
by Wall, P.C | Klatt, A.R [ed.]. Material type: Book Publisher: Mexico, DF (Mexico) CIMMYT : 1988Collection: CIMMYT Publications CollectionAvailability: Items available for loan: CIMMYT Knowledge Center: John Woolston Library [Call number: 631.5 KLA] (2).
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7.
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Soil degradation in the wheat-soyabean rotation in South America
by Wall, P.C. Material type: Book Publisher: 1990Collection: CIMMYT Staff Publications CollectionAvailability: Items available for loan: CIMMYT Knowledge Center: John Woolston Library [Call number: CIS-1470] (1).
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8.
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Degradacion del suelo en el area triguera-sojera del Cono Sur
by Wall, P.C. Source: Congreso Nacional de Trigo, 2; Pergamino, Argentina; 17-19 Oct 1990Material type: Book Publisher: 1990Availability: Items available for loan: CIMMYT Knowledge Center: John Woolston Library [Call number: REFERENCE ONLY] (1).
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Aspectos historicos de la siembra directa
by Wall, P.C. Source: Jornadas Binacionales de Cero Labranza, 1; Florida, Chile; 29-31 Oct 1990Material type: Book Publisher: 1990Availability: Items available for loan: CIMMYT Knowledge Center: John Woolston Library [Call number: REFERENCE ONLY] (1).
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10.
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Competition effects of wild oats (Avena fatua L.) in four small grain cereal species
by McMahon, M.A | Wall, P.C [coaut.]. Source: Weed Science Society of America Meetings; Las Vegas, NV; Feb 1981Material type: Book Publisher: 1981Collection: CIMMYT Staff Publications CollectionAvailability: Items available for loan: CIMMYT Knowledge Center: John Woolston Library [Call number: CIS-575] (2).
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11.
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The role of plant breeding in weed management in the advancing countries
by Wall, P.C. Source: Improving Weed Management. Rome: FAOMaterial type: Book Publisher: 1982Collection: CIMMYT Staff Publications CollectionAvailability: Items available for loan: CIMMYT Knowledge Center: John Woolston Library [Call number: CIS-641] (2).
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12.
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The physiology of yield of wheat
by Wall, P.C. Material type: Book Publisher: 1991Collection: CIMMYT Staff Publications CollectionAvailability: Items available for loan: CIMMYT Knowledge Center: John Woolston Library [Call number: CIS-1621] (2).
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13.
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Wheat crop management in the warmer areas: A review of issues and advances
by Wall, P.C | Harbour, V [coaut.] | Hobbs, P.R [coaut.] | Saunders, D.A [ed.] | Saunders, D.A [coaut.] | Sayre, K.D [coaut.] | Tanner, D.G [coaut.]. Material type: Book Publisher: Bangkok (Thailand) CIMMYT : 1991Collection: CIMMYT Publications CollectionAvailability: Items available for loan: CIMMYT Knowledge Center: John Woolston Library [Call number: 633.11 SAU 1990] (2).
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14.
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Algunas experiencias en trabajos de investigacion en campos de agricultores con trigo
by Wall, P.C. Source: La Investigacion de Frijol en Campos de Agricultores de America Latina. Woolley, J.N., comp., Cali,Material type: Book Publisher: 1987Collection: CIMMYT Staff Publications CollectionAvailability: Items available for loan: CIMMYT Knowledge Center: John Woolston Library [Call number: CIS-1093] (2).
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Sostenibilidad del sistema trigo soja en el Cono Sur
by Wall, P.C. Source: II Congreso Nacional de Trigo. October, Pergamino, ArgentinaMaterial type: Book Publisher: 1991Collection: CIMMYT Staff Publications CollectionAvailability: Items available for loan: CIMMYT Knowledge Center: John Woolston Library [Call number: CIS-1622] (1).
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Perspectivas de produccion triguera el caso de Santa Cruz, Bolivia
by Kohli, M.M | Wall, P.C [coaut.]. Source: Simposio Internacional de Trigo y Soya. June, Santa Cruz, BoliviaMaterial type: Book Publisher: 1991Collection: CIMMYT Staff Publications CollectionAvailability: Items available for loan: CIMMYT Knowledge Center: John Woolston Library [Call number: CIS-1552] (2).
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17.
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Perspectivas para siembra directa en el Cono Sur de America
by Wall, P.C. Material type: Book Publisher: 1992Collection: CIMMYT Staff Publications CollectionAvailability: Items available for loan: CIMMYT Knowledge Center: John Woolston Library [Call number: CIS-1765] (1).
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Aspectos importantes para la conservacion de suelos agricolas en el Departamento de Itapua
by Wall, P.C. Source: Jornada de Diversificacion de la Produccion Agroforestal en el Contexto de la Conservacion de los Recursos Naturales y Medio Ambiente. June, 1992, Obligado, Itapua, ParaguayMaterial type: Book Publisher: 1992Collection: CIMMYT Staff Publications CollectionAvailability: Items available for loan: CIMMYT Knowledge Center: John Woolston Library [Call number: CIS-1764] (1).
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19.
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Effect of zero tillage and previous crop on yields of wheat, soybeans and maize in Southern Paraguay
by Bogado, S.F | Wall, P.C [coaut.]. Material type: Book Publisher: Ames, IA (USA) Crop Science Society of America|Iowa State University : 1992Collection: CIMMYT Staff Publications CollectionCollection: General Book CollectionAvailability: Items available for loan: CIMMYT Knowledge Center: John Woolston Library [Call number: 631 INT No. 1 Abs] (1).
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20.
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The reversal of soil degradation in the wheat-soybean cropping system of the Southern Cone of South America
by Wall, P.C | Causarano, H [coaut.] | Tanner, D.G [ed.]. Material type: Book Publisher: Addis Ababa (Ethiopia) CIMMYT : 1994Collection: CIMMYT Publications CollectionAvailability: Items available for loan: CIMMYT Knowledge Center: John Woolston Library [Call number: Look under series title] (1).
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