Monthly plantings of three maize cultivars with differing resistance/susceptibility to maize streak geminivirus (MSV) and samplings of Cicadulina leafhopper vector were made from December 1988 to April 1990 in the humid forest and from May to November 1989 in the Guinea savanna zones of Nigeria. ...
Asanzi, M.
,
Bosque Pérez, N.A.
,
Buddenhagen, I.W.
,
Gordon, D.
,
Nault, L.
,
[Interactions among maize steak virus disease leathopper vector populations and maize cultivars in forest and savanna zones of Nigeria]
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Interactions among maize steak virus disease leathopper vector populations and maize cultivars in forest and savanna zones of Nigeria
A parasitic weed, Striga hermonthica (Del.) Benth., infects millions of hectares of arable land in sub-Saharan Africa, and it threatens production of cereal crops. The objectives of this study were to investigate inheritance in maize (Zea mays L.) inbred lines of tolerance and resistance to S. he...
the Quesungual Slash and Mulch Agroforestry System (QSMAS) on the dynamics of soil nitrogen (N) and phosphorus (P), and their impact on QSMAS’ productivity in southwestern Honduras, Central America. Five land use systems were compared: (l) Slash-and-burn traditional system; (2, 3 and 4) QSMAS of ...
Castro, Aracely
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Menjívar, Juan Carlos
,
Barrios, Edmundo
,
Asakawa, Neuza
,
Borrero, Gonzalo
,
García, Edwin
,
Rao, Idupulapati M.
,
[Dinámica del nitrógeno y el fósforo del suelo bajo tres sistemas de uso de la tierra en laderas de Honduras]
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Dinámica del nitrógeno y el fósforo del suelo bajo tres sistemas de uso de la tierra en laderas de Honduras
Drought occurs at high frequency in maize production zones in Africa. Carefully controlled moisture deficits have been imposed at anthesis and grain filling stages of maize to develop drought tolerant germplasm. The present study was conducted to examine the potential effects of drought tolerant ...
Menkir, A.
,
Crossa, J.
,
Meseka, S.K.
,
Bossey, B.
,
Ado, S.G.
,
Obeng-Antwi, K.
,
Yallou, C.
,
Coulibaly, N.
,
Olaoye, G.
,
Alidu, H.
,
[Comparative performance of top-cross maize hybrids under managed drought stress and variable rainfed environments]
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Comparative performance of top-cross maize hybrids under managed drought stress and variable rainfed environments
Field screening of maize (Zea mays L.) and sorghum [Sorghum bicolor (L.) Moench] can be an efficient means of selecting for resistance to the parasitic plant Striga hermonthica (Del.) Benth. Spatial variability in natural S. hermonthica seed infestations necessitates supplemental infestation for ...
A growing scarcity of irrigation water could progressively lead to changes in rice production to systems using less irrigation water for rice or more crop diversification. A shift from current production of rice on flooded soils to production of rice on non-flooded soil with water-saving irrigati...
Alberto, Ma. Carmelita R.
,
Buresh, R.J.
,
Hirano, Takashi
,
Miyata, Akira
,
Wassmann, Reiner
,
Quilty, J
,
Correa, T.
,
Sandro, J
,
[Carbon uptake and water productivity for dry-seeded rice and hybrid maize grown with overhead sprinkler irrigation]
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Carbon uptake and water productivity for dry-seeded rice and hybrid maize grown with overhead sprinkler irrigation
Assessment on impact of climate change on major crops in ecologically sensitive areas, viz. the Western Ghats (WG), coastal districts and northeastern (NE) states of India, using InfoCrop simulation model, projected varying impacts depending on location, climate, projected climate scenario, type ...
Naresh Kumar, Soora
,
Aggarwal, Pramod K.
,
Swaroopa R
,
Jain S
,
Saxena R
,
Chauhan N
,
[Impact of climate change on crop productivity in Western Ghats, coastal and northeastern regions of India]
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Impact of climate change on crop productivity in Western Ghats, coastal and northeastern regions of India
Mexico is the primary center of origin and diversity for maize (Zea mays L.). Farmers grow the crop largely under rain-fed conditions. Mexico is at considerable risk from climate change because of predicted rising temperatures, declining rainfall, and an increase in extreme weather events. Small-...
Hellin, J.
,
Bellon, M.R.
,
Hearne, SJ
,
[Maize Landraces and Adaptation to Climate Change in Mexico]
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Maize Landraces and Adaptation to Climate Change in Mexico
Nitrification inhibitors have the potential to reduce N2O emissions from maize fields, but optimal results may depend on deployment of integrated N fertilizer management systems that increase yields achieved per unit of N2O lost. A new micro-encapsulated formulation of nitrapyrin for liquid N fer...
Burzaco JP
,
Smith, D.R.
,
Vyn TJ
,
[Nitrous oxide emissions in Midwest US maize production vary widely with band-injected N fertilizer rates, timing and nitrapyrin presence]
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Nitrous oxide emissions in Midwest US maize production vary widely with band-injected N fertilizer rates, timing and nitrapyrin presence
Ceballos, H.
,
Arroyave, José A.
,
Valor, José C.
,
[Potencial de Mycodiplosis fungicola en el control biológico de royas en maíz]
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Potencial de Mycodiplosis fungicola en el control biológico de royas en maíz