Weeding Frequency Effects on Growth and Yield of Dry Bean Intercropped with Sweet Sorghum and Cowpea under a Dryland Area

A better understanding of the dry bean (<i>Phaseolus vulgaris</i> L.) growth and yield response to weed competition under the intercropping system is critical for improving sustainable weed management strategies. A two-year trial was conducted with three types of crop arrangement (sole c...

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Autores principales: Conrad Baker, Albert Thembinkosi Modi, Adornis D. Nciizah
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Publicado: MDPI AG 2021
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spelling oai:doaj.org-article:9e0c7e884ea14856a2edd8d12028ba402021-11-11T19:51:42ZWeeding Frequency Effects on Growth and Yield of Dry Bean Intercropped with Sweet Sorghum and Cowpea under a Dryland Area10.3390/su1321123282071-1050https://doaj.org/article/9e0c7e884ea14856a2edd8d12028ba402021-11-01T00:00:00Zhttps://www.mdpi.com/2071-1050/13/21/12328https://doaj.org/toc/2071-1050A better understanding of the dry bean (<i>Phaseolus vulgaris</i> L.) growth and yield response to weed competition under the intercropping system is critical for improving sustainable weed management strategies. A two-year trial was conducted with three types of crop arrangement (sole cropping, inter-row, and intra-row intercropping) combined with weeding frequency (no weeding, weeding over the first 50 days of crop growth, and weed-free). Effects of the treatments were tested on dry bean agronomic indicators in terms of the following: 100-grain weight, dry biomass, grain yield, grains per pod, pods per plant, plant height, number of leaves per plant, and chlorophyll content. The intercropping pattern significantly affected dry bean pods per plant, height, and chlorophyll content, while weeding frequency significantly affected all measured agronomic indicators for dry bean, except for chlorophyll content, during the 2017/18 growing season. The results showed that the significant measured agronomic indicators were the lowest under no weed control; however, they increased as weeding frequency increased. The 2018/19 growing season followed a similar trend; however, the interaction effect significantly affected dry bean 100-grain weight, dry biomass, and number of leaves per plant at 40 days after emergence. The dry bean/sweet sorghum or cowpea intra-row intercropping and intermediate weeding frequency displayed optimum productivity.Conrad BakerAlbert Thembinkosi ModiAdornis D. NciizahMDPI AGarticledry beanintercropping patternweeding frequencyEnvironmental effects of industries and plantsTD194-195Renewable energy sourcesTJ807-830Environmental sciencesGE1-350ENSustainability, Vol 13, Iss 12328, p 12328 (2021)
institution DOAJ
collection DOAJ
language EN
topic dry bean
intercropping pattern
weeding frequency
Environmental effects of industries and plants
TD194-195
Renewable energy sources
TJ807-830
Environmental sciences
GE1-350
spellingShingle dry bean
intercropping pattern
weeding frequency
Environmental effects of industries and plants
TD194-195
Renewable energy sources
TJ807-830
Environmental sciences
GE1-350
Conrad Baker
Albert Thembinkosi Modi
Adornis D. Nciizah
Weeding Frequency Effects on Growth and Yield of Dry Bean Intercropped with Sweet Sorghum and Cowpea under a Dryland Area
description A better understanding of the dry bean (<i>Phaseolus vulgaris</i> L.) growth and yield response to weed competition under the intercropping system is critical for improving sustainable weed management strategies. A two-year trial was conducted with three types of crop arrangement (sole cropping, inter-row, and intra-row intercropping) combined with weeding frequency (no weeding, weeding over the first 50 days of crop growth, and weed-free). Effects of the treatments were tested on dry bean agronomic indicators in terms of the following: 100-grain weight, dry biomass, grain yield, grains per pod, pods per plant, plant height, number of leaves per plant, and chlorophyll content. The intercropping pattern significantly affected dry bean pods per plant, height, and chlorophyll content, while weeding frequency significantly affected all measured agronomic indicators for dry bean, except for chlorophyll content, during the 2017/18 growing season. The results showed that the significant measured agronomic indicators were the lowest under no weed control; however, they increased as weeding frequency increased. The 2018/19 growing season followed a similar trend; however, the interaction effect significantly affected dry bean 100-grain weight, dry biomass, and number of leaves per plant at 40 days after emergence. The dry bean/sweet sorghum or cowpea intra-row intercropping and intermediate weeding frequency displayed optimum productivity.
format article
author Conrad Baker
Albert Thembinkosi Modi
Adornis D. Nciizah
author_facet Conrad Baker
Albert Thembinkosi Modi
Adornis D. Nciizah
author_sort Conrad Baker
title Weeding Frequency Effects on Growth and Yield of Dry Bean Intercropped with Sweet Sorghum and Cowpea under a Dryland Area
title_short Weeding Frequency Effects on Growth and Yield of Dry Bean Intercropped with Sweet Sorghum and Cowpea under a Dryland Area
title_full Weeding Frequency Effects on Growth and Yield of Dry Bean Intercropped with Sweet Sorghum and Cowpea under a Dryland Area
title_fullStr Weeding Frequency Effects on Growth and Yield of Dry Bean Intercropped with Sweet Sorghum and Cowpea under a Dryland Area
title_full_unstemmed Weeding Frequency Effects on Growth and Yield of Dry Bean Intercropped with Sweet Sorghum and Cowpea under a Dryland Area
title_sort weeding frequency effects on growth and yield of dry bean intercropped with sweet sorghum and cowpea under a dryland area
publisher MDPI AG
publishDate 2021
url https://doaj.org/article/9e0c7e884ea14856a2edd8d12028ba40
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AT albertthembinkosimodi weedingfrequencyeffectsongrowthandyieldofdrybeanintercroppedwithsweetsorghumandcowpeaunderadrylandarea
AT adornisdnciizah weedingfrequencyeffectsongrowthandyieldofdrybeanintercroppedwithsweetsorghumandcowpeaunderadrylandarea
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