Some methodologies, including examples, for developing bean var. specifically adapted to intercropping with maize are considered. Since every breeding program has to contend with genotype x environment interactions, decisions have to be made regarding the locations for breeding nurseries, the con...
Davis, J.
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[Breeding for intercrops with special attention to beans for intercropping with maize]
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Breeding for intercrops with special attention to beans for intercropping with maize
On-farm research results of 3 yr evaluating new bean technology (var. and cultural practices) at Pitalito, Suaza, and Timana in southern Huila, Colombia, are presented. Clean seed, insecticides, increased plant density, fertilizers, and new var. for both monocropped and associated (maize) beans w...
Ruiz de Londoño, Norha
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Sanders, J.H.
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Pachico, Douglas H.
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Herrera Durán, O.
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[Evaluacion de nueva tecnologia de frijol a nivel de finca sur de Huila, Colombia, 1978-1980]
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Evaluacion de nueva tecnologia de frijol a nivel de finca sur de Huila, Colombia, 1978-1980
This working document presents a proposal to integrate the verification of promising technology with farmer participation in the research process. A case study, already half finished, is presented in which the proposed methodology has been applied. (AS- CIAT)
Thirty-six crossbred cows were used in a 2 X 2 factorial arrangement in a randomized block design to evaluate forages from two cropping systems (1 and 2) and feeding levels (ad libitum, (Level1)) or 80 percent of ad libitum (Level 2) on milk yield, live weight, and reproductive performance. Crops...
Crosse, A.
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Umunna, N.N.
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Osuji, P.O.
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Tegegne, Azage
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Khalili, H.
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Tedla, A.
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[Comparative yield and nutritive value of forages from two cereal-legume based cropping systems. 2. Milk production and reproductive performance of crossbred dairy cows]
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Comparative yield and nutritive value of forages from two cereal-legume based cropping systems. 2. Milk production and reproductive performance of crossbred dairy cows
Trials were conducted to test methods of intercropping annual Ethiopian clovers, Trifolium spp, with wheat. Several different clover varieties, sowing methods, plant spacings, planting dates and rates of phosphorus application were compared. The results indicated that the intercropping of Ethiopi...
The effects of Leucaena leucocephala and L. pallida prunings and cattle manure on maize nutrient uptake and yield were investigated in a hedgerow inter-cropping trial in the Ethiopian highlands. Hedgerow inter-cropping (also called alley cropping) is an agroforestry system in which trees are grow...
Lupwayi, N.Z.
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Haque, I.
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Saka, A.R.
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Siaw, D.E.K.A.
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[Leucaena hedgerow intercropping and cattle manure application in the Ethiopian highlands. II. Maize yields and nutrient uptake]
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Leucaena hedgerow intercropping and cattle manure application in the Ethiopian highlands. II. Maize yields and nutrient uptake
Field studies were conducted between 1987-1989 at sites on Vertisols at different altitudes in Ethiopia to assess the effects of mixtures of clover undersowings on grain, straw yield and the total biomass production of several wheat varieties. Wheat varieties grown at the medium altitude location...
Tedla, A.
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Mamo, T.
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Gebeyehu, G.
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[Integration of forage legumes into cereal cropping systems in Vertisols of the Ethiopian highlands]
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Integration of forage legumes into cereal cropping systems in Vertisols of the Ethiopian highlands
The effect of the interaction of shoots and roots of intercropped wheat (Triticum durum var. Boohai) and clover (Trifolium quartinianum A. Rich) on the dry matter yield of shoots and roots and on the seed yield of wheat and clover was studied in wooden boxes in the dry and wet seasons with and wi...
Dauro, D.
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Mohamed-Saleem, M.A.
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[Shoot and root interactions in intercropped wheat and clover]
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Shoot and root interactions in intercropped wheat and clover