Search Results - "Sayre, K"

Conservation Agriculture and Soil Carbon Sequestration: Between Myth and Farmer Reality by Govaerts, B, Verhulst, N, Castellanos-Navarrete, A, Sayre, K.D, Dixon, J, Dendooven, L

“…Improving food security, environmental preservation and enhancing livelihood should be the main targets of the innovators of today's farming systems…”
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Influence of permanent raised bed planting and residue management on physical and chemical soil quality in rain fed maize/wheat systems by Govaerts, B, Sayre, K. D, Lichter, K, Dendooven, L, Deckers, J

“…Densely populated, intensively cropped highland areas in the tropics and subtropics are prone to erosion and declining soil fertility, making agriculture…”
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Tillage and nitrogen fertilization effects on yield and nitrogen use efficiency of irrigated cotton by Devkota, M., Martius, C., Lamers, J.P.A., Sayre, K.D., Devkota, K.P., Vlek, P.L.G.

“…•Intensive soil tillage is not necessary for cotton cultivation in irrigated arid lands.•Cover crop in cotton mono-cropping systems can increase the efficiency…”
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Effects of conservation agriculture on runoff, soil loss and crop yield under rainfed conditions in Tigray, Northern Ethiopia by Araya, Tesfay, Cornelis, W. M., Nyssen, J., Govaerts, B., Bauer, H., Gebreegziabher, Tewodros, Oicha, Tigist, Raes, D., Sayre, K. D., Haile, Mitiku, Deckers, J.

“…The aim of conservation agriculture (CA) is to improve soil quality and crop yield whilst reducing runoff and topsoil erosion. An experiment was carried out in…”
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Effect of water management, arsenic and phosphorus levels on rice in a high-arsenic soil–water system: II. Arsenic uptake by Talukder, A.S.M.H.M., Meisner, C.A., Sarkar, M.A.R., Islam, M.S., Sayre, K.D., Duxbury, J.M., Lauren, J.G.

“…Rice consumption is one of the major pathways for As intake in populations that depend on a rice diet in several countries of South and South-east Asia. Pot…”
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Wheat yield progress associated with higher stomatal conductance and photosynthetic rate, and cooler canopies by Fischer, R.A. (ACIAR, Canberra, Australia.), Rees, D, Sayre, K.D, Lu, Z.M, Condon, A.G, Saavedra, A.L

“…Grain yields of eight representative semidwarf spring wheat (Triticum aestivum L.) cultivars released in northwest Mexico between 1962 and 1988 have increased…”
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Physiological and genetic changes of irrigated wheat in the post-Green Revolution period and approaches for meeting projected global demand by Reynolds, M.P, Rajaram, S, Sayre, K.D

“…Global demand for wheat (Triticum aestivum L.) is growing faster than gains in genetic yield potential are being realized, currently a little under 1% per year…”
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Earthworm activity and soil structural changes under conservation agriculture in central Mexico by Castellanos-Navarrete, A., Rodríguez-Aragonés, C., de Goede, R.G.M., Kooistra, M.J., Sayre, K.D., Brussaard, L., Pulleman, M.M.

“…► Within conventional tillage, residue retention did not lead to earthworm proliferation. ► Increased earthworm abundance under conservation agriculture (CA)…”
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Soil salinity management on raised beds with different furrow irrigation modes in salt-affected lands by Devkota, M., Gupta, R.K., Martius, C., Lamers, J.P.A., Devkota, K.P., Sayre, K.D., Vlek, P.L.G.

“…•Soil salinity on top of raised beds increases if irrigation is applied to every furrows compared to PSFI system.•Permanent skip furrow irrigation (PSFI)…”
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Combining permanent beds and residue retention with nitrogen fertilization improves crop yields and water productivity in irrigated arid lands under cotton, wheat and maize by Devkota, M., Martius, C., Lamers, J.P.A., Sayre, K.D., Devkota, K.P., Gupta, R.K., Egamberdiev, O., Vlek, P.L.G.

“…•Intensive soil tillage is not necessary for crop cultivation in arid lands of Central Asia.•Permanent bed (PB) can save 12–23% irrigation water over…”
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effect of different tillage and residue management practices on soil characteristics, inorganic N dynamics and emissions of N₂O, CO₂ and CH₄ in the central highlands of Mexico: a laboratory study by Patiño-Zúñiga, L, Ceja-Navarro, J. A, Govaerts, B, Luna-Guido, M, Sayre, K. D, Dendooven, L

“…Conservation agriculture in its version of permanent raised bed planting with crop residue retention increases yields and improves soil characteristics, e.g…”
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Conventionally tilled and permanent raised beds with different crop residue management: effects on soil C and N dynamics by Govaerts, B, Sayre, K.D, Ceballos-Ramirez, J.M, Luna-Guido, M.L, Limon-Ortega, A, Deckers, J, Dendooven, L

“…Conservation tillage in its version of permanent bed planting under zero-tillage with crop residue retention has been proposed as an alternative wheat…”
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Using NDVI and soil quality analysis to assess influence of agronomic management on within-plot spatial variability and factors limiting production by Verhulst, N, Govaerts, B, Sayre, K. D, Deckers, J, François, I. M, Dendooven, L

“…Crop growth and yield are the result of the efficiency of the chosen agricultural management system within the boundaries of the agro-ecological environment…”
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Simulated wheat growth affected by rising temperature, increased water deficit and elevated atmospheric CO2 by Asseng, S, Jamieson, P.D, Kimball, B, Pinter, P, Sayre, K, Bowden, J.W, Howden, S.M

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Yield potential progress in short bread wheats in northwest Mexico by Sayre, K.D. (CIMMYT, Mexico, D.F., Mexico.), Rajaram, S, Fischer, R.A

“…Germplasm from the spring wheat (Trifolium aestivum L.) breeding program at the International Center for Improvement of Maize and wheat (CIMMYT) has had a…”
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Genetic Progress in Wheat Yield and Nitrogen Use Efficiency under Four Nitrogen Rates by Ortiz‐MonasterioR, J. I., Sayre, K. D., Rajaram, S., McMahon, M.

“…The adaptation and performance of CIMMYT's bread wheat germplasm (Triticum aestivum> L.) under conditions of low N fertility have been questioned because they…”
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Growth and yield of rice (Oryza sativa L.) under resource conservation technologies in the irrigated drylands of Central Asia by Devkota, K.P., Manschadi, A.M., Lamers, J.P.A., Humphreys, E., Devkota, M., Egamberdiev, O., Gupta, R.K., Sayre, K.D., Vlek, P.L.G.

“…•Alternate wetting and drying (AWD) water management reduced irrigation input by 70% compared to the present practice of continuous flooding.•There was yield…”
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Osmotic adjustment in wheat in relation to grain yield under water deficit environments by Moinuddin, Fischer, R.A, Sayre, K.D, Ryenolds, M.P

“…Six greenhouse and three field experiments were conducted at the International Center for Improvement of Maize and Wheat (CIMMYT), Mexico, on bread wheat…”
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Short term changes in dynamics of C and N in soil when crops are cultivated on permanent raised beds by Verachtert, E, Govaerts, B, Lichter, K, Sayre, K. D, Ceballos-Ramirez, J. M, Luna-Guido, M. L, Deckers, J, Dendooven, L

“…Densely populated, intensively cropped highland areas in the subtropics are prone to erosion and declining soil fertility, making agriculture unsustainable…”
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NIR Spectroscopy: An Alternative for Soil Analysis by Fuentes, Mariela, Hidalgo, Claudia, González-Martín, I, Hernández-Hierro, J. M, Govaerts, B, Sayre, K. D, Etchevers, Jorge

“…Advances in laboratory instrumentation and chemometrics provide alternatives to traditional methods of conducting soil chemical analysis. One of these is…”
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