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Nitrogen and phosphorus uptake from Tithonia Diversifolia (Hemsley) A. gray and inorganic fertiliser and their effect on maize yield (zea mays) (L.) in Malawi

By: Ganunga, R.P | Centro Internacional de Mejoramiento de Maiz y Trigo (CIMMYT), Mexico DF (Mexico).
Contributor(s): CIMMYT | Kumwenda, J.D.T [coaut.] | Yerokun, O [coaut.].
Material type: materialTypeLabelBookAnalytics: Show analyticsPublisher: Addis Ababa (Ethiopia) CIMMYT|EARO : 1999Description: p. 264-266.ISBN: 92-9146-065-6.Subject(s): Inorganic fertilizers | Maize | Malawi | Nitrogen | Nutrients | Phosphorus | Tithonia diversifolia | CIMMYT | Zea mays AGROVOCDDC classification: 633.15 Summary: In trying to assess alternative sources of fertiliser, a study was conducted onfarm at 3 sites during the 1996/97 season in Malawi to assess the effect of Tithonia diversifolia on nutrient uptake and yield of maize compared to inorganic fertiliser. The following treatments were evaluated in a randomised completely block design experiment with three replicates: (1) No fertilizer, no Tithonia (control), (2) 40 kg P205 ha- 1 + 92 kg N ha-1 (standard recommendation), (3) Tithonia diversifolia at 1.5t ha-1 (44.1 kg N + 3.75 kg P), (4) Tithonia diversifolia at 3.0 t ha-1 (88.2 kg N + 7.5 kg P), (5) Tithonia diversifolia at 4.5 t ha-1 (132.3 kg N + 11.25 kg P), (6) Tithonia diversifolia at 1.5 t ha-1 (44.1 kg N + 3.75 kg P) + 13.5 kg P from TSP, (7) Tithonia diversifolia at 3.0 t ha-1 (88.2 kg N + 7.5 kg P) + 9.7 kg P from TSP and (8) Tithonia diversifolia at 4.5 t ha-1 (132.3 kg N + 11.25 kg P) + 5.95 kg P from TSP. The results on nitrogen and phosphorus uptake by maize and maize grain yields are discussed in the full paper.Collection: CIMMYT Publications Collection
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Conference proceedings CIMMYT Knowledge Center: John Woolston Library

Lic. Jose Juan Caballero Flores

 

CIMMYT Publications Collection 633.15 EAS No. 6 (Browse shelf) 1 Available 1X649283
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In trying to assess alternative sources of fertiliser, a study was conducted onfarm at 3 sites during the 1996/97 season in Malawi to assess the effect of Tithonia diversifolia on nutrient uptake and yield of maize compared to inorganic fertiliser. The following treatments were evaluated in a randomised completely block design experiment with three replicates: (1) No fertilizer, no Tithonia (control), (2) 40 kg P205 ha- 1 + 92 kg N ha-1 (standard recommendation), (3) Tithonia diversifolia at 1.5t ha-1 (44.1 kg N + 3.75 kg P), (4) Tithonia diversifolia at 3.0 t ha-1 (88.2 kg N + 7.5 kg P), (5) Tithonia diversifolia at 4.5 t ha-1 (132.3 kg N + 11.25 kg P), (6) Tithonia diversifolia at 1.5 t ha-1 (44.1 kg N + 3.75 kg P) + 13.5 kg P from TSP, (7) Tithonia diversifolia at 3.0 t ha-1 (88.2 kg N + 7.5 kg P) + 9.7 kg P from TSP and (8) Tithonia diversifolia at 4.5 t ha-1 (132.3 kg N + 11.25 kg P) + 5.95 kg P from TSP. The results on nitrogen and phosphorus uptake by maize and maize grain yields are discussed in the full paper.

English

0103|AL-Maize Program|AGRIS 0102|AJ

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