Original Article
Allelopathic effect of crude plant extract on <i>Ipomoea purpurea</i> L.
1. Allelopathic effect of crude plant extract on Ipomoea purpurea L.

Lucas A Castro; Danillo Oliveira Beltrão; Patricia G.A. Santos; Ygor B. Carvalho; Nélio Renato Nogueira Filho; João P.L. Costa; Eder Marques

Volume 4, Issue 3 , Summer 2021, Pages 188-199

http://dx.doi.org/10.26655/JRWEEDSCI.2021.2.5

Abstract
  Weeds are among the main phytosanitary problems and are responsible for numerous losses in agriculture. Integrated management has become increasingly important in weed control. Therefore, ...  Read More
Original Article
Agronomic performance of soybean under the application of 2,4-D amine subdoses
2. Agronomic performance of soybean under the application of 2,4-D amine subdoses

Túlio Porto Porto Gonçalo; Danillo Neiva de Andrade; Aline Guimarães Cruvinel; Wenderson Bento Cunha Costa; Carlos César Evangelista de Menezes; Guilherme Braga Pereira Braz

Volume 4, Issue 3 , Summer 2021, Pages 200-209

http://dx.doi.org/10.26655/JRWEEDSCI.2021.2.6

Abstract
  The search for cultivation practices that provide increased soybean yield has been recurrent. From this context, the objective of this study was to evaluate the agronomic performance ...  Read More
Original Article
Evaluation of non-host crops as trap crops to reduce <i>Orobanche</i> seed bank in tomato fields
3. Evaluation of non-host crops as trap crops to reduce Orobanche seed bank in tomato fields

Bipana Devi Acharya; Anjana Bista; Sanju Jyawali; Nabin Kumar Darai

Volume 4, Issue 3 , Summer 2021, Pages 210-217

http://dx.doi.org/10.26655/JRWEEDSCI.2021.2.7

Abstract
  Orobanche species, commonly known as broomrape, are root holo-parasite of the family Orobanchaceae.  In Nepal two species, Orobanche aegyptiaca and O. cernua are causing threat ...  Read More
Original Article
New evaluation of <i>Alternaria brassicicola</i> isolates against <i>Striga hermonthica</i> seeds emergence on maize in Kenya
4. New evaluation of Alternaria brassicicola isolates against Striga hermonthica seeds emergence on maize in Kenya

Reuben Abogno Ogada; Ezekiel Mugendi Njeru; Amuka Omari; Johna Kibrono Birgen

Volume 4, Issue 3 , Summer 2021, Pages 218-225

http://dx.doi.org/10.26655/JRWEEDSCI.2021.2.8

Abstract
  Striga hermonthica (Del.) Benth is also known as witchweed, is a highly noxious parasite of cereal in Sub- Saharan Africa leading to enormous economic losses of above 7 billion US$ ...  Read More
Original Article
Herbicide Selectivity applied in post-emergence of Mulato II grass
5. Herbicide Selectivity applied in post-emergence of Mulato II grass

Gizelly Santos; Henrique Fabrício Placido; Luiz Augusto Inojosa Ferreira; Jamil Constantin; Rubem Silvério de Oliveira Jr.

Volume 4, Issue 3 , Summer 2021, Pages 226-235

http://dx.doi.org/10.26655/JRWEEDSCI.2021.3.5

Abstract
  The objective of this work was to evaluate the selectivity of herbicides applied in post-emergence of mulato II grass, in different stages of forage development, in areas with in-row ...  Read More
Original Article
Lemon-scented gum extracts influence the germination of morning glory seeds
6. Lemon-scented gum extracts influence the germination of morning glory seeds

Joao G. C. Fonseca; Eder Marques

Volume 4, Issue 3 , Summer 2021, Pages 236-241

http://dx.doi.org/10.26655/JRWEEDSCI.2021.3.6

Abstract
  Weeds have developed skills to compete with cultivated plants, making the former a major problem in agricultural areas. Morning glory (Ipomoea purpurea) is an important invasive plant ...  Read More
Original Article
Prevalence and socio-economic impact of Striga (<i>Striga hermonthica</i>) in sorghum producing areas of east and west Hararghe zones, Ethiopia
7. Prevalence and socio-economic impact of Striga (Striga hermonthica) in sorghum producing areas of east and west Hararghe zones, Ethiopia

Lemma Degebasa Olkeba; Taye Tessema Wondimu; Zelalem Bekeko; Ketema Belete

Volume 4, Issue 3 , Summer 2021, Pages 242-256

http://dx.doi.org/10.26655/JRWEEDSCI.2021.3.7

Abstract
  The field survey focused on potential sorghum-producing east and west Hararghe zones in six districts comprising 18 villages in the 2019 cropping season. Overall, 720 growers were nominated ...  Read More