Libidibia ferrea (Fabaceae) is a valuable medicinal species in the Amazon, but as it is a protected plant, collection from natural populations is forbidden. Therefore, establishing an efficient system for in vitro regeneration and to improve callogenesis of this species is desira...
Open access
Research Article10.9734/jeai/2020/v42i430495
Three maturity types of maize, Abontem (extra early maturing), Omankwa (early maturing) and Obaatanpa (medium maturing) were evaluated at three different plant densities 66,667 plants ha-1, 100,001 plants ha-1 and 133,334 plants ha-1 to determine the optimum plant density for gr...
Open access
Research Article10.9734/jeai/2020/v42i430496
Luiz Leonardo Ferreira, Neusmar Rodrigues Valentim Júnior, João Carvalho de Morais Neto, Ivan Ricardo Carvalho, Marilaine de Sá Fernandes, Ariana Bertola Carnevale, Núbia Sousa Carrijo dos Santos, Carmen Rosa da Silva Curvêlo & Alexandre Igor de Azevedo Pereira·Journal of Experimental Agriculture International·2020
The increase in productivity in soybean cultivation has been achieved by many Brazilian producers, due to the technological advances related to soil management, mineral nutrition, pest and disease control, genetic improvement, and the use of beneficial microorganisms via inoculat...
Open access
Research Article10.9734/jeai/2020/v42i430497
This study aimed to evaluate the relationship between plot maintenance level and the prevalence of Cocoa swollen shoot disease in Kipiri (Department of Soubré) in Côte d'Ivoire. Indeed, the strong pressure of Swollen shoot disease in this department causes enormous damage in coco...
Open access
Research Article10.9734/jeai/2020/v42i330493
Tomoyuki Fujii, Yoshiyuki Yamagata, Tin Tin Myint, Yasufumi Kunihiro, Yuji Matsue, Thidar Win, Zaw Moe Aung, Win Sander Htay, Hideshi Yasui, Atsushi Yoshimura & Kazuo Ogata·Journal of Experimental Agriculture International·2020
Aims: Since the genetic purity of rice seed significantly affects paddy yield and quality, many rice production countries have been attempting to improve seed quality. This study aimed to demonstrate the effectiveness of breeder seed production using line cultivation to ensure tr...
Open access
Research Article10.9734/jeai/2020/v42i430494
Maria Beatriz Ferreira, Olaf Andreas Bakke, Geovana Gomes de Sousa, Ivonete Alves Bakke, Sebastiana Renata Vilela Azevedo & Wesley Costa Ferreira·Journal of Experimental Agriculture International·2020
Aims: Percentage of native thorny and thornless Mimosa tenuiflora (Willd.) Poiret trees, and their growth, height and/or diameter class distribution and clustering pattern were determined in a pure stand of this species. Study Design: A survey of the adult and juvenile plants was...
Open access
Research Article10.9734/jeai/2020/v42i330491
Luiz Leonardo Ferreira, Ivan Ricardo Carvalho, Roselaine Lages Fonseca Prado, Manuel Rodriguez Carballau, Alexandre Igor de Azevedo Pereira, Marilaine de Sá Fernandes, Carmen Rosa da Silva Curvêlo, Ariana Bertola Carnevale & Núbia Sousa Carrijo dos Santos·Journal of Experimental Agriculture International·2020
The objective of this study was to evaluate the yield of corn hybrids in west Bahia and south-west Goias in the agricultural year of 2017/2018. The study was carried out in the municipalities of Luís Eduardo Magalhães in west Bahia - BA and Mineiros in south-west Goias – GO, Bras...
Open access
Research Article10.9734/jeai/2020/v42i330492
Taro (Colocasia esculenta (L.) Schott) is an important staple food crop for millions of people in developing countries. Taro production is constrained by many diseases of which leaf blight, caused by Phytophthora colocasiae Raciborski, is the most destructive and it accounts for...
Open access
Research Article10.9734/jeai/2020/v42i330490
Jean Pierre Cordeiro Ramos, Wellison Filgueiras Dutra, Yrlânia de Lira Guerra, Lucas Nunes da Luz, José Jaime Vasconcelos Cavalcanti, Carliane Rebeca Coelho da Silva, Soraya Leal Bertioli, David Bertioli & Roseane Cavalcanti dos Santos·Journal of Experimental Agriculture International·2020
Genotypic values and selection gains were estimated in peanut lines derived from backcrossing with synthetic amphidiploid (A. batizocoi x A. duranensis)4x and a commercial cultivar, based on agronomical traits. Thirteen BC1F3 lines were grown in the field and submitted to 21 d of...
Open access
Research Article10.9734/jeai/2020/v42i330489
No other element can match the essentiality of nitrogen in soil for growth and development of plants and its transformations among various forms viz., nitrite, nitrate, ammonium are mostly mediated by microbes. As its transformation depends on major microbial activity and thus, t...
Open access
Research Article10.9734/jeai/2020/v42i330488