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Rapeseed‐to‐Wheat Yield Ratio in Different Production Environments and Effects on Subsequent Summer Crops Yields

Rapeseed‐to‐Wheat Yield Ratio in Different Production Environments and Effects on Subsequent... AbbreviationsALURAlcohols from UruguayANCAPNational Administration of Fuels Alcohol and PortlandCC‐NTC3continuous cropping rotation with no‐till including C3 summer cropsCC‐NTC4continuous cropping rotation with no‐till including C4 summer cropsCC‐NTFScontinuous cropping rotation in NT with soybean in summer season and fallow during winter seasonCOPAGRANNational Agricultural CooperativeCP‐CTcrop–pasture rotation with conventional tillageCP‐NTcrop–pasture rotation with no‐tillCTconventional tillageCUSAUruguayan Chamber of Agricultural ServicesGPgross productGMgross marginNTno‐tillAgricultural systems in eastern Argentina and western Uruguay have historically been limited to spring wheat (Triticum aestivum L.) and barley (Hordeum vulgare L.) during the winter season, forming a double annual cropping system with soybean [Glycine max (L.) Merr.], sunflower (Helianthus annuus L.), maize (Zea mays L.), or sorghum (Sorghun bicolor L. Moench) during summer seasons in rotation with pasture periods. In response to changes in grain prices and the application of no‐till production technologies, double annual cropping systems now cover less than 30% of the crop production area in the region, which are dominated by soybean and maize seeded after winter fallow (FAO, 2019; Mazzilli and Ernst, 2019). The increase in winter fallow frequency represents a high water erosion risk (Carrasco‐Letelier and Beretta‐Blanco, 2017; Gvozdenovich et al., 2018) and low annual C input (Andrade et al., 2017; Novelli et al., 2017), motivating the compulsive http://www.deepdyve.com/assets/images/DeepDyve-Logo-lg.png "Agrosystems, Geosciences & Environment" Wiley

Rapeseed‐to‐Wheat Yield Ratio in Different Production Environments and Effects on Subsequent Summer Crops Yields

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Publisher
Wiley
Copyright
© American Society of Agronomy
eISSN
2639-6696
DOI
10.2134/age2019.03.0017
Publisher site
See Article on Publisher Site

Abstract

AbbreviationsALURAlcohols from UruguayANCAPNational Administration of Fuels Alcohol and PortlandCC‐NTC3continuous cropping rotation with no‐till including C3 summer cropsCC‐NTC4continuous cropping rotation with no‐till including C4 summer cropsCC‐NTFScontinuous cropping rotation in NT with soybean in summer season and fallow during winter seasonCOPAGRANNational Agricultural CooperativeCP‐CTcrop–pasture rotation with conventional tillageCP‐NTcrop–pasture rotation with no‐tillCTconventional tillageCUSAUruguayan Chamber of Agricultural ServicesGPgross productGMgross marginNTno‐tillAgricultural systems in eastern Argentina and western Uruguay have historically been limited to spring wheat (Triticum aestivum L.) and barley (Hordeum vulgare L.) during the winter season, forming a double annual cropping system with soybean [Glycine max (L.) Merr.], sunflower (Helianthus annuus L.), maize (Zea mays L.), or sorghum (Sorghun bicolor L. Moench) during summer seasons in rotation with pasture periods. In response to changes in grain prices and the application of no‐till production technologies, double annual cropping systems now cover less than 30% of the crop production area in the region, which are dominated by soybean and maize seeded after winter fallow (FAO, 2019; Mazzilli and Ernst, 2019). The increase in winter fallow frequency represents a high water erosion risk (Carrasco‐Letelier and Beretta‐Blanco, 2017; Gvozdenovich et al., 2018) and low annual C input (Andrade et al., 2017; Novelli et al., 2017), motivating the compulsive

Journal

"Agrosystems, Geosciences & Environment"Wiley

Published: Jan 1, 2019

References