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1. Maize yield response as affected by sulfur, phosphorus and nitrogen as banded applications on a volcanic ash derived tropical soil

by Raun, W.R | Barreto, H.J [coaut.] | Larios, L [coaut.] | Moscoso, B [coaut.] | Perez, C [coaut.] | Soto, N [coaut.].

Source: Proyectos Colaborativos de Agronomia, Desarrollo y Mejoramiento de Germoplasma en Maiz (Zea mays L.):Material type: book Book Publisher: 1989Collection: CIMMYT Staff Publications CollectionAvailability: Items available for loan: CIMMYT Knowledge Center: John Woolston Library [Call number: CIS-1313] (2).

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2. Investigacion agronomica estrategica: Racionalizacion para los ensayos regionales de agronomia en Centro America

by Raun, W.R | Barreto, H.J [coaut.].

Source: Proyectos Colaborativos en Agronomia, Desarrollo y Mejoramiento de Germoplasma en Maiz (Zea mays L.):Material type: book Book Publisher: 1989Collection: CIMMYT Staff Publications CollectionAvailability: Items available for loan: CIMMYT Knowledge Center: John Woolston Library [Call number: CIS-1312] (2).

3. Efecto del nitrogeno y el azufre en el rendimiento del maiz, (Zea mays L.) en la labranza de conservacion

by Pierre, R | Barreto, H.J [coaut.] | Raun, W.R [coaut.] | Torres A., J [coaut.].

Source: Programa Cooperativo Centroamericano para el mejoramiento de Cultivos y Animales (PCCMCA), 37;Material type: book Book Publisher: 1991Collection: CIMMYT Staff Publications CollectionAvailability: Items available for loan: CIMMYT Knowledge Center: John Woolston Library [Call number: CIS-1575] (2).

4. Metodologia de organizacion de datos experimentales para el analisis de ensayos a traves de multiples localidades

by Barreto, H.J | Raun, W.R [coaut.] | Saín, G [coaut.].

Source: Programa Cooperativo Centroamericano para el mejoramiento de Cultivos y Animales (PCCMCA), 37;Material type: book Book Publisher: 1991Collection: CIMMYT Staff Publications CollectionAvailability: Items available for loan: CIMMYT Knowledge Center: John Woolston Library [Call number: CIS-1485] (2).

5. El analisis economico de los resultados experimentales cuando existen efectos residuales

by Saín, G | Barreto, H.J [coaut.] | Borbon Castro, E [coaut.] | Raun, W.R [coaut.].

Source: Programa Cooperativo Centroamericano para el mejoramiento de Cultivos y Animales (PCCMCA), 37;Material type: book Book Publisher: 1991Collection: CIMMYT Staff Publications CollectionAvailability: Items available for loan: CIMMYT Knowledge Center: John Woolston Library [Call number: CIS-1587] (2).

6. Evaluacion de fuentes, niveles y metodos de aplicacion de fosforo y respuesta al azufre, en los sistemas maiz-frijol y maiz-sorgo en laderas El Salvador, 1990

by Sosa, H | Alvarado, A.G [coaut.] | Barreto, H.J [coaut.] | Bonilla, S [coaut.] | Mendoza, V.M [coaut.] | Raun, W.R [coaut.].

Source: Programa Cooperativo Centroamericano para el mejoramiento de Cultivos y Animales (PCCMCA), 37;Material type: book Book Publisher: 1991Collection: CIMMYT Staff Publications CollectionAvailability: Items available for loan: CIMMYT Knowledge Center: John Woolston Library [Call number: CIS-1597] (2).

7. Efecto del azufre, ante un nivel de nitrogeno y fosforo en el sistema maiz-frijol, en laderas. El Salvador, 1990

by Sosa, H | Alvarado, A.G [coaut.] | Barreto, H.J [coaut.] | Bonilla, S [coaut.] | Mendoza, V.M [coaut.] | Raun, W.R [coaut.].

Source: Programa Cooperativo Centroamericano para el mejoramiento de Cultivos y Animales (PCCMCA), 37;Material type: book Book Publisher: 1991Collection: CIMMYT Staff Publications CollectionAvailability: Items available for loan: CIMMYT Knowledge Center: John Woolston Library [Call number: CIS-1596] (2).

8. Rational for the regional agronomy trials in Central America

by Raun, W.R | Barreto, H.J [coaut.].

Material type: book Book Publisher: 1990Collection: Reprints CollectionAvailability: Items available for loan: CIMMYT Knowledge Center: John Woolston Library [Call number: REP-11698] (1).

9. Ensayos regionales de agronomia de los programas nacionales de Centroamerica y el CIMMYT, 1989

by Raun, W.R | Barreto, H.J [coaut.].

Material type: book Book Publisher: Maracay (Venezuela) FONAIAP|CIMMYT : 1990Collection: CIMMYT Staff Publications CollectionCollection: General Book CollectionAvailability: Items available for loan: CIMMYT Knowledge Center: John Woolston Library [Call number: 633.15 REU 1990] (2).

10. Experiencias con labranza de conservacion en laderas, sistemas maiz-sorgo y maiz-frijol, El Salvador, 1990

by Mendoza, V.M | Alvarado, A.G [coaut.] | Barreto, H.J [coaut.] | Calderon, F [coaut.] | Raun, W.R [coaut.] | Sosa, H [coaut.].

Material type: book Book Publisher: Maracay (Venezuela) FONAIAP|CIMMYT : 1990Collection: CIMMYT Staff Publications CollectionCollection: General Book CollectionAvailability: Items available for loan: CIMMYT Knowledge Center: John Woolston Library [Call number: 633.15 REU 1990] (2).

11. Frozen versus non-frozen sample preparation for plant tissue phosphorus analysis

by Raun, W.R | Barreto, H.J [coaut.] | Olson, R.A [coaut.] | Sander, D.H [coaut.].

Source: Communications in Soil Sciences and Plant AnalysisMaterial type: article Article Publisher: 1989Collection: CIMMYT Staff Publications CollectionAvailability: Items available for loan: CIMMYT Knowledge Center: John Woolston Library [Call number: CIS-1311] (2).

12. Use stability analysis for long-term soil fertility experiments

by Raun, W.R | Barreto, H.J [coaut.] | Westerman, R.L [coaut.].

Source: Agronomy JournalMaterial type: article Article Publisher: 1993Collection: CIMMYT Staff Publications CollectionCollection: Serials CollectionAvailability: Items available for loan: CIMMYT Knowledge Center: John Woolston Library [Call number: Look under journal title] (1).

13. Maize grain yield response to sulphur fertilization in Central America

by Raun, W.R | Barreto, H.J [coaut.].

Source: Sulphur in AgricultureMaterial type: article Article Publisher: 1992Collection: CIMMYT Staff Publications CollectionAvailability: Items available for loan: CIMMYT Knowledge Center: John Woolston Library [Call number: CIS-1718] (1).

14. Regional maize grain yield response to applied phosphorus in Central America

by Raun, W.R | Barreto, H.J [coaut.].

Source: Agronomy JournalMaterial type: article Article Publisher: 1995Collection: CIMMYT Staff Publications CollectionCollection: Serials CollectionAvailability: Items available for loan: CIMMYT Knowledge Center: John Woolston Library [Call number: Look under journal title] (1).

15. El ayudante de datos MST: Guía para la operación del software

by Barreto, H.J | Raun, W.R [coaut.].

Material type: book Book Publisher: Mexico, DF (Mexico) : CIMMYT, 1990Collection: CIMMYT Publications CollectionAvailability: Items available for loan: CIMMYT Knowledge Center: John Woolston Library [Call number: 005.369 MST BAR] (1).

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