The literature on deforestation in Malawi points to a number of causes, including high population in relation to available land, poverty, market and policy failures, drought, and the activity of structural adjustment policies. Agricultural statistics from Malawi indicate substantial increases in ...
Mindle, I.J.
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Kowero, G.S.
,
Ngugi, D.
,
Luhanga, J.
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[Agricultural land expansion and deforestation in Malawi]
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Agricultural land expansion and deforestation in Malawi
Cereal residues are an important feed source for ruminants in smallholder crop-livestock systems in the (sub)tropics. In many areas of India maize is a relatively new cash crop where farmers and development agents alike generally perceive maize stover to have limited utility, in contrast with the...
Erenstein, Olaf
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Samaddar, Arindam
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Teufel, Nils
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Blümmel, Michael
,
[The paradox of limited maize stover use in india's smallholder crop-livestock systems]
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The paradox of limited maize stover use in india's smallholder crop-livestock systems
This study uses geo-spatial crop modeling to quantify the biophysical impact of weather extremes. More specifically, the study analyzes the weather extreme which affected maize production in the USA in 2012; it also estimates the effect of a similar weather extreme in 2050, using future climate s...
Chung, U.
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Gbegbelegbe, Sika
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Shiferaw, Bekele
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Robertson, Richard D.
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Yun JI
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Tesfaye Fantaye, Kindie
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Hoogenboom, Gerrit
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Sonder, Kai
,
[Modeling the effect of a heat wave on maize production in the USA and its implications on food security in the developing world]
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Modeling the effect of a heat wave on maize production in the USA and its implications on food security in the developing world
Tar spot complex (TSC) is a highly destructive disease of maize found in some countries in America. Identification of TSC resistant germplasm and elucidating the genetic mechanism of resistance is crucial for the use of host resistance to manage this disease. We evaluated 890 elite maize inbred l...
Mahuku, George S.
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Chen, J.
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Shrestha, R.
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Narro, L.A.
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Guerrero, K.V.
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Arcos, A.L.
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Xu, Y.
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[Combined linkage and association mapping identifies a major QTL (qRtsc8-1), conferring tar spot complex resistance in maize]
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Combined linkage and association mapping identifies a major QTL (qRtsc8-1), conferring tar spot complex resistance in maize
A field trial was conducted during the rainy seasons of 2008 and 2009 at Samaru in northern Guinea savannah of Nigeria to determine the performance of semi-determinate and indeterminate cowpea cultivars intercropped with extra early, early and late maize cultivars. The trial was laid out in a ran...
Ewansiha, S.U.
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Kamara, A.
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Onyibe, J.E.
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[Performance of cowpea cultivars when grown as an intercrop with maize of contrasting maturities]
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Performance of cowpea cultivars when grown as an intercrop with maize of contrasting maturities
Many Nigerian farmers depend for their seed on seed-producing farmers, the so-called informal Seed System (SS), but seed quality of the SS is unknown. Farmers planting low quality seed risk poor field emergence and low plant vigour as a result of low physiological quality or infection with seed-b...
Biemond, P.C.
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Oguntade, O.
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Stomph, T.
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Kumar, P.L.
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Termorshuizen, A.J.
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Struik, Paul C.
,
[Health of farmersaved maize seed in northeast Nigeria]
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Health of farmersaved maize seed in northeast Nigeria
Aflatoxin contamination caused by Aspergillus flavus infection of corn is a significant and chronic threat to corn being used as food or feed. Contamination of crops at levels of 20 ng g–1 or higher (as regulated by the USFDA) by this toxin and potent carcinogen makes the crop unsalable, resultin...
Brown, R.
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Menkir, A.
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Chen, Z.
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Bhatnagar, D.
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Yu, J.
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Yao, H.
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Cleveland, T.
,
[Breeding aflatoxinresistant maize lines using recent advances in technologies a review]
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Breeding aflatoxinresistant maize lines using recent advances in technologies a review
Drought tolerant maize (Zea mays L.) hybrids are crucial to sustainability of maize production in West and Central Africa (WCA). Two studies were conducted at three locations in Nigeria for 2 yr to (i) assess performance of 156 early-maturing maize inbreds and three hybrid types and (ii) determin...
Oyekunle, M.
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Badu-Apraku, B.
,
[Hybrid performance and inbredhybrid relationship of early maturing tropical maize under drought and wellwatered conditions]
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Hybrid performance and inbredhybrid relationship of early maturing tropical maize under drought and wellwatered conditions
In southern Benin, the use of cover crops to improve and maintain soil fertility is on the increase. The present study investigated the effect of two leguminous cover crops, Canavalia ensiformis (L.) DC and Sesbania rostrata Brem. & Oberm., planted at different dates before maize (Zea mays (L.)),...
Agboka, K.
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Schulthess, F.
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Tounou, A.K.
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Tamò, M.
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Vidal, S.
,
[The effect of leguminous cover crops and cowpea planted as border rows on maize ear borers with special reference to Mussidia nigrivenella Ragonot (Lepidoptera: Pyralidae)]
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The effect of leguminous cover crops and cowpea planted as border rows on maize ear borers with special reference to Mussidia nigrivenella Ragonot (Lepidoptera: Pyralidae)
Maize (Zea mays L.) is an important food crop in the Guinea savannas of Nigeria. Despite its high production potential, drought, Striga hermonthica parasitsim, and poor soil fertility particularly nitrogen deficiency limit maize production in the savannas. Breeders at IITA have developed drought-...
Kamara, A.
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Ewansiha, S.U.
,
Menkir, A.
,
[Assessment of nitrogen uptake and utilization in drought tolerant and Striga resistant tropical maize varieties]
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Assessment of nitrogen uptake and utilization in drought tolerant and Striga resistant tropical maize varieties