Can Hydromulch Reduce the Emergence of Perennial Weeds?

Herbicide weed control is difficult in the first years of perennial crop establishment or in minor crops, and plastic sheet mulches can leave persistent residues. Liquid spray-on mulch (hydromulch) might be a solution in these cases. To test three hydromulch formulations on perennial weed emergence,...

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Main Authors: Maria Teresa Mas, Gabriel Pardo, Jorge Pueyo, Antoni M. C. Verdú, Alicia Cirujeda
Format: Article
Language:English
Published: MDPI AG 2021-02-01
Series:Agronomy
Subjects:
Online Access:https://www.mdpi.com/2073-4395/11/2/393
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author Maria Teresa Mas
Gabriel Pardo
Jorge Pueyo
Antoni M. C. Verdú
Alicia Cirujeda
author_facet Maria Teresa Mas
Gabriel Pardo
Jorge Pueyo
Antoni M. C. Verdú
Alicia Cirujeda
author_sort Maria Teresa Mas
collection DOAJ
description Herbicide weed control is difficult in the first years of perennial crop establishment or in minor crops, and plastic sheet mulches can leave persistent residues. Liquid spray-on mulch (hydromulch) might be a solution in these cases. To test three hydromulch formulations on perennial weed emergence, greenhouse assays were conducted for two years in two localities to evaluate their rhizome sprouting and shoot emergence. Data, obtained from a completely randomized block design, were analyzed by means of generalized linear mixed models with binomial distribution and logit link function; the effects of hydromulch, species, and their interaction were considered fixed, while the other sources of variation (i.e., locality, year, block and rhizome length) were considered random. All three hydromulches, based on wheat straw, rice husk, and used substrate for mushroom cultivation, were capable of reducing rhizome sprouting of all four species tested when compared to the non-mulched treatment. Many rhizomes sprouted but were trapped under the mulch layer, especially those of <i>Paspalum dilatatum</i> (87%), <i>Cynodon dactylon</i>, and <i>Sorghum halepense</i> (around 50%), while <i>Cyperus rotundus</i> was least affected by the hydromulch treatments (16%). All three blends showed promising results in the reduction of perennial weed emergence, warranting field trials to test combined weed management strategies.
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spelling doaj.art-6274174eecfc43c3b25fe54e825b191b2023-12-11T18:01:47ZengMDPI AGAgronomy2073-43952021-02-0111239310.3390/agronomy11020393Can Hydromulch Reduce the Emergence of Perennial Weeds?Maria Teresa Mas0Gabriel Pardo1Jorge Pueyo2Antoni M. C. Verdú3Alicia Cirujeda4Departament d’Enginyeria Agroalimentària i Biotecnologia (DEAB), Escola Superior d’Agricultura de Barcelona (ESAB), Universitat Politècnica de Catalunya (UPC), C/Esteve Terradas 8, 08860 Castelldefels, SpainUnidad de Protección Vegetal, Centro de Investigación y Tecnología Agroalimentaria de Aragón, Avda, Montañana 930, 50059 Zaragoza, SpainUnidad de Protección Vegetal, Centro de Investigación y Tecnología Agroalimentaria de Aragón, Avda, Montañana 930, 50059 Zaragoza, SpainDepartament d’Enginyeria Agroalimentària i Biotecnologia (DEAB), Escola Superior d’Agricultura de Barcelona (ESAB), Universitat Politècnica de Catalunya (UPC), C/Esteve Terradas 8, 08860 Castelldefels, SpainUnidad de Protección Vegetal, Centro de Investigación y Tecnología Agroalimentaria de Aragón, Avda, Montañana 930, 50059 Zaragoza, SpainHerbicide weed control is difficult in the first years of perennial crop establishment or in minor crops, and plastic sheet mulches can leave persistent residues. Liquid spray-on mulch (hydromulch) might be a solution in these cases. To test three hydromulch formulations on perennial weed emergence, greenhouse assays were conducted for two years in two localities to evaluate their rhizome sprouting and shoot emergence. Data, obtained from a completely randomized block design, were analyzed by means of generalized linear mixed models with binomial distribution and logit link function; the effects of hydromulch, species, and their interaction were considered fixed, while the other sources of variation (i.e., locality, year, block and rhizome length) were considered random. All three hydromulches, based on wheat straw, rice husk, and used substrate for mushroom cultivation, were capable of reducing rhizome sprouting of all four species tested when compared to the non-mulched treatment. Many rhizomes sprouted but were trapped under the mulch layer, especially those of <i>Paspalum dilatatum</i> (87%), <i>Cynodon dactylon</i>, and <i>Sorghum halepense</i> (around 50%), while <i>Cyperus rotundus</i> was least affected by the hydromulch treatments (16%). All three blends showed promising results in the reduction of perennial weed emergence, warranting field trials to test combined weed management strategies.https://www.mdpi.com/2073-4395/11/2/393weed controlrhizomescrop residuessproutingmulch
spellingShingle Maria Teresa Mas
Gabriel Pardo
Jorge Pueyo
Antoni M. C. Verdú
Alicia Cirujeda
Can Hydromulch Reduce the Emergence of Perennial Weeds?
Agronomy
weed control
rhizomes
crop residues
sprouting
mulch
title Can Hydromulch Reduce the Emergence of Perennial Weeds?
title_full Can Hydromulch Reduce the Emergence of Perennial Weeds?
title_fullStr Can Hydromulch Reduce the Emergence of Perennial Weeds?
title_full_unstemmed Can Hydromulch Reduce the Emergence of Perennial Weeds?
title_short Can Hydromulch Reduce the Emergence of Perennial Weeds?
title_sort can hydromulch reduce the emergence of perennial weeds
topic weed control
rhizomes
crop residues
sprouting
mulch
url https://www.mdpi.com/2073-4395/11/2/393
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