Results 51 to 60 of about 1,288 (189)

Preliminary observations on use of Beauveria bassiana for the control of the sweet potato weevil (Cylas sp.) in South Africa

Open Agriculture, 2017
Sweet potato weevils (Cylas puncticollis and C. formicarius) are notorious pests of sweet potato and cause severe losses in marketable yield. The study tested the use of Beauveria bassiana ((Balsamo) Vuillemin) (Deuteromycota: Hyphomycetes) for ...
Hlerema Igenicious, Laurie Sunette, Eiasu Bahlebi   +2 more
doaj   +1 more source

Sustainable sweetpotato production in the United States: Current status, challenges, and opportunities

Agronomy Journal, Volume 116, Issue 2, Page 630-660, March/April 2024.
Abstract Sweetpotato (Ipomoea batatas L.) is an important staple crop cultivated in over 100 countries, and the storage roots and vines provide food for humans and livestock. Sweetpotato consumption and demand for its value‐added products have increased significantly in the last two decades and have led to new cultivar development, expansion in acreage,
Justin George, Gadi V. P. Reddy, Phillip A. Wadl, William Rutter, Julianna Culbreath, Pierre W. Lau, Tahir Rashid, Matthew C. Allan, Suzanne D. Johaningsmeier, Amanda M. Nelson, Ming Li Wang, Augustine Gubba, Kai‐Shu Ling, Yan Meng, Daniel J. Collins, Sathish K. Ponniah, Prasanna H. Gowda   +16 more
wiley   +1 more source

Evaluation of 12 Sweetpotato Clones in Coastal South Carolina for Yield and Insect Resistance Using Organic and Conventional Cultural Practices

HortTechnology, 2022
The yield and insect resistance of 12 sweetpotato (Ipomoea batatas) clones grown in two different production systems (organic black plastic mulch and conventional bare ground) were evaluated in 2016 and 2017 in coastal South Carolina.
Phillip A. Wadl, Livy H. Williams III, Matthew I. Horry, Brian K. Ward   +3 more
doaj   +1 more source

Chromosomal polymorphism in sweet potato weevil, Cylas formicarius.

CYTOLOGIA, 1985
Karyotype and sex-determining system of Cylas formicarius from Louisiana were determined as 10AA+XX in females, and 10AA+XY in most males with a few individuals exhibited both XY and Xyyp karyotypes. The culture from Hawaii had only Xyp males, those from Guam, Tinian and Taiwan were mostly Xyp although some were Xyyp and a few had both the Xyyp and Xyp
openaire   +2 more sources

Kepekaan Beberapa Varietas Ubi Jalar (Ipomoea batatas (L.) Lam.) terhadap Hama Cylas formicarius Fabricius (Coleoptera: Curculionidae)

Jurnal HPT (Hama Penyakit Tumbuhan), 2015
ABSTRAK Kumbang Cylas formicarius Fabricius (Coleoptera: Curculionidae) merupakan hama utama pada ubi jalar (Ipomoea batatas (L.)Lam.). Kerusakan serius umumnya terjadi selama umbi dalam masa penyimpanan (Kalshoven, 1981).Oleh karena itu, pengujian ...
Septi Mauludiana, Ludji Pantja Astuti, Toto Himawan   +2 more
doaj  

Trapping Sweetpotato Weevil, Cylas formicarius (Coleoptera: Brentidae), with High Doses of Sex Pheromone: Catch Enhancement and Weathering Rate in Hawaii [PDF]

, 2014
Sweetpotato, Ipomoea batatas (L.) Lamarck, one of the top ten staple crops produced worldwide, has increased in production in Hawaii in recent years. The sweetpotato weevil, Cylas formicarius (Summers) (Coleoptera: Brentidae), is a major economic and ...
McQuate, Grant T., Sylva, Charmaine D.
core  

Cylas formicarius

, 1942
Published as part of Zimmerman, Elwood C., 1942, Curculionidae of Guam, pp. 73-146 in Insects of Guam I, Honolulu, Hawaii :Bernice P.
openaire   +2 more sources

Screening of Sweet Potato Genotypes against Sweet Potato Weevil (Cylas formicarius)

International Journal of Plant & Soil Science, 2023
Field screening of 51 sweet potato genotype against sweet potato weevil was conducted at AICRP on tuber crop, Vegetable Research Centre, Regional Horticultural Research and Extension Centre (RHREC), Dharwad during rabi, 2019-20 and 2020-21 (two seasons) The treatments in each replication were allotted randomly by using random number table. Sweet potato
Iranna Hejjegar, S. M. Hiremath, K. Ramachandra Naik, null Shekharappa, V. S. Patil   +4 more
openaire   +1 more source

Yield Loss Due to Tuber Rot and Identification of the Causal Agents in Sweet Potatoes in Cilimus District, Kuningan Regency, West Java Province

Jurnal Fitopatologi Indonesia, 2023
Pada tahun 2019 terjadi peningkatan insidensi busuk umbi pada tanaman ubi jalar bersamaan dengan musim hujan berkepanjangan yang melanda sebagian besar Pulau Jawa sehingga menyebabkan kehilangan hasil.
Atiqah Luthfi Anawati Zahra, Giyanto, Widodo   +2 more
doaj  

Uji Efektivitas Nematoda Entomopatogen (Rhabditida: Steinernema Dan Heterorhabditis) Sebagai Musuh Alami Non-endemik Penggerek Batang Padi Kuning (Scirpophaga Incertulas) [PDF]

, 2007
Efficacy Tests of Entomopathogenic Nematodes (Rhabditida: Steinernema dan Heterorhabditis) as Non-endemic Natural Enemies of Yellow Rice stem Borer (Scirpophaga incertulas).
Nurbaeti, C. D. (Chaerani)
core