Resultados de búsqueda - "field experiment"

Interactions between the predatory mite Typhlodromalus aripo and the entomopathogenic fungus Neozygites tanajoae and consequences for the suppression of their shared prey/host Mono... por Agboton, B., Hanna, R., Onzo, A., Vidal, S., Tiedemann, A. von

“…Long-term field observations and rigorous field experiments that simultaneously manipulate T. aripo and N. tanajoae abundance and prevalence are needed to validate the prediction of this study.…”
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Comparative evaluation of organomineral fertilizer and NPK 151515 on growyh and yield of cassava varieties in Ibadan, southwestern Nigeria por Edet, M.A., Tijani-Eniola, H., Okechukwu, R.U.

“…Field experiments were conducted at Ajibode area in Ibadan to investigate the effects of organomineral fertilizer (OF) and NPK fertilizer treatments on the growth and yield of two cassava varieties: TMS 30572 and TMS 92/0326. …”
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Can Andean potatoes be agronomically biofortified with iron and zinc fertilizers? por Kromann, P., Valverde, F., Alvarado, S., Velez, R., Pisuña, J., Potosi, B., Taipe, A., Caballero, D., Cabezas, A., Devaux, A.

“…The aim of this study was to investigate the proof-of-concept that Andean potato (Solanum tuberosum L., Andigenum Group) can be agronomically biofortified with iron (Fe) and zinc (Zn) fertilizers. Greenhouse and field experiments were conducted in the Ecuadorian Andes with varying rates of foliar and soil applied Fe and Zn fertilizers to investigate the potential resulting increase in tuber Fe and tuber Zn concentrations. …”
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Bradyrhizobium inoculants enhance grain yields of soybean and cowpea in northern Ghana por Ulzen, J., Abaidoo, Robert C., Mensah, N.E., Masso, C., AbdelGadir, Abdel Aziz H.

“…This study evaluated the symbiotic effectiveness and economic evaluation of Rhizobium inoculants with the objective of recommending the most effective inoculant strain for soybean and cowpea production in Northern Ghana. Field experiments were established in three locations using randomized complete block design with five blocks. …”
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Comparison of pathogenicity of geographically separate populations of Scutelllonema bradys on yam (Dioscorea spp.) in West Africa por Coyne, Danny L., Williamson, V., Tchabi, A., Baimey, H., Rotifa, I.

“…TDr131 in pot and field experiments in Nigeria between 2002 and 2004. In addition, geographically separated populations, two each from Benin, Burkina Faso, Côted’Ivoire, Ghana, Mali, Nigeria and Togo, were compared in pot assays in Benin between 2003 and 2004. …”
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Response of cowpea [Vigna unguiculata (L) Walp] to residual effect of different application rates of sheep manure on chilli pepper (Capsicum annuum) por Babaji, B.A., Yahaya, R.A., Mahadi, M.A., Jaliya, M.M., Ajeigbe, Hakeem A., Sharifai, A.I., Kura, H.N., Arunah, O.L., Ibrahim, A.

“…Field experiments were conducted in 2005 and 2006 rainy season at the Institute for Agricultural Research farm, Samaru, Nigeria, to test the response of four cowpea [Vigna unguiculata (L) Walp] varieties to residual effect of four rates of sheep manure (FYM) (0, 5, 10 and 15 t/ha) applied the previous season to chilli pepper [Capsicum annuum]. …”
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The role of the whitefly, Bemisia tabaci (Gennadius), and farmer practices in the spread of cassava brown streak ipomoviruses por Maruthi, M.N., Jeremiah, S.C., Mohammed, I.U., Legg, James P.

“…Screenhouse and field experiments in Tanzania showed that the spread of CBSD next to spreader rows was high, and that the rate of spread decreased with increasing distance from the source of inoculum. …”
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Field evaluation of sorghum varieties to Striga hermonthica infestation in north eastern Nigerian savannas por Dugje, I.Y., Ekeleme, F., Kamara, A.Y., Menkir, A., Chikoye, David, Omoigui, L.O.

“…Striga hermonthica parasitism is a major constraint limiting Sorghum productivity in the Nigerian savanna. Field experiments were conducted in 2005 and 2006 rainy seasons to evaluate the response of sorghum varieties to striga infestation. …”
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Heritability, combining ability and inheritance of storage root dry matter in yam beans por Agaba, R., Tukamuhabwe, Phineas, Rubaihayo, P.R., Mwanga, Robert O.M., Ssenyonjo, A., Ndirigwe, J., Tumwegamire, Silver, Grüneberg, W.J.

“…Progenies of sixteen crosses, generated using the North Carolina (NCII) mating scheme, were evaluated in F1 and F2 field experiments, with three replications at the National Crops Resources Research Institute (NaCRRI), Namulonge in Central Uganda, during the first cropping seasons of April, 2013 and 2014, respectively. …”
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Effects of wetness duration and grain development stages on sorghum grain mold infection por Navi, S., Bandyopadhyay, Ranajit, Reddy, R., Thakur, R., Yang, X.

“…Six major sorghum grain mold fungi determined from previous field experiments, Curvularia lunata, Cladosporium oxysporum, Bi-polaris australiensis, Fusarium moniliforme, F. pallidoroseum, and Phoma sorghina, were used. …”
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A watershed approach to managing rainfed agriculture in the semiarid region of southern Mali: Integrated research on water and land use por Zemadim, Birhanu, Traoré, K., Gumma, Murali K., Badolo, F., Tabo, Ramadjita, Whitbread, Anthony M.

“…The approach included (1) community participation in establishing and monitoring new sets of hydro-meteorological monitoring stations and field experiments; (2) studying the dynamics and consumptive water uses of different land uses over time; and (3) evaluating the biophysical and economic advantages of SWC practices implemented in the watershed. …”
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Cogongrass suppression by intercropping cover crops in corn/cassava systems por Chikoye, David, Ekeleme, F., Udensi, U.E.

“…Cogongrass is a difficult weed to control in small-scale farming systems and often causes significant crop yield reduction. Field experiments were conducted from 1996 to 1999 at three sites located in the forest/savanna transition zone of Nigeria to determine the influence of intercropping cover crops on cogongrass, corn, and cassava growth. …”
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Evaluation of MALDI-TOF mass spectrometry for the competitiveness analysis of selected indigenous cowpea (Vigna unguiculata L. Walp.) Bradyrhizobium strains from Kenya por Ndungu, S.M., Messmer, M.M., Ziegle, D., Thuita, Moses N., Vanlauwe, Bernard, Frossard, Emmanuel, Thonar, C.

“…Strains from bacteroids of cowpea nodules from pot and field experiments were accurately identified as Bradyrhizobium by MALDI-TOF based on the SARAMIS™ database. …”
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Sweetpotato slip planting density and slip length optimization for mass production of quality planting material in smallholder farm settings. por Kakuhenzire, R., Mwenda, M., Grant, F., Kalaye, J.

“…Consequently, two separate field experiments, using five orange-fleshed sweetpotato varieties were conducted to determine the optimum slip spacing and slip length for optimal vine growth and vine-cutting production as planting material. …”
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Productivity and residual effects of legumes in ricebased cropping systems in a warmtemperate environment II. Residual effects on rice por Schulz, S., Keatinge, J.D.H., Wells, G.J.

“…Field experiments were conducted over the period 1994–1996 to investigate the residual effect on rice of a wide range of temperate legume species, grown during the preceding winter season in a warm-temperate environment in Nepal. …”
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Effect of irrigation application on soil and land productivity of wheat under semi-arid environment por Bhatti, Muhammad Tousif, Sarwar, M.K, Tahir, A.A., Yar, M.

“…A study was conducted in Sargodha, Pakistan during the year 2011 to testify irrigation practices as a method for reclaiming salt affected soil. Field experiments were conducted on saline-sodic and uncultivated land divided into 12 field plots. …”
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Management of cogongrass Imperata cylindrica with velvetbean Mucuna pruriens var. utilis and herbicides por Udensi, U.E., Akobundu, I.O., Ayeni, A.O., Chikoye, David

“…Field experiments were conducted in 1992 to 1993 and in 1995 to 1996 in Ibadan, Nigeria, to assess the effect of velvetbean and herbicides on maize (corn) and cogongrass growth and to assess regrowth of the weed 1 yr after treatment. …”
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Avaliação das necessidades hídricas de uma cultura de gladíolos através de métodos climatológicos por Klar, A.E., Mattos, J. R, Ranzani, G.

“…Water requirements for gladioli was studied by means of field experiments in which water was supplied by the furrow irrigation method. …”
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Cropping systems with leys por Lindén, Elin

“…In order to evaluate these effects, a number of long-term field experiments (LTEs) were established during the 1950-1960s. …”
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Combined chemical and biological control of Fusarium graminearum: co-application of antagonistic bacteria removed from winter wheat leaves por Schulz, Milena

“…As the present study only assessed treatment effects in the lab on agar further field experiments are needed to test the findings of the present study under real life conditions. …”
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