June 2017
Effects of different soil amendments on the performance of okra (Abelmoschus esculentus L.) in a bimodal rainforest zone
Okra contributes an important part of the diet to many people in the tropics, more especially in Cameroon. But its production is seriously affected by poor soil fertility. In other to mitigate this problem, a field experiment was conducted from April to august 2016 at Institute of Agricultural Research for Development (IRAD) Nkolbisson-Yaoundé with the main objective to evaluate the effects of different soil...
June 2017
Linkages of research agencies in technology transfer for sustainable agricultural development in south east Nigeria
The study assessed the linkages that exit among research agencies in transfer of technology for continuous agricultural production in South East Nigeria. Four research questions and hypotheses guided the study. The study adopted ex-post-facto research design. The population for the study was 2,276 comprised of 112 agricultural extension agents, 393 officers of research institutes and 1,771 registered contact farmers....
June 2017
Agro-morphological diversity in yam genotypes from Recôncavo of Bahia, Brazil
The aim of this study was to evaluate the diversity of yam genotypes concerning their agro-morphological traits based on the Ward-modified location model (Ward-MLM) procedure. 209 genotypes from the commercial production area of the Recôncavo region in the state of Bahia, Brazil were used. Three agronomic traits (length, width and weight of the rhizophore) and two morphological traits (rhizophore shape and skin...
June 2017
Structuring potential of some cover crops and crambe in Haplortox under no-tillage system
An experiment was conducted at the Agronomic Institute of Paraná – IAPAR, at the Experimental Station of the municipality of Santa Tereza do Oeste – PR, in Hapludox of clayey soil. Studies with the use of plants cover crops with vigorous root system in different systems of soil management systems are needed, in order to have a diversity of species capable of producing different amounts of crop...
June 2017
Diversity and infestation indices of fruit flies (Diptera: Tephritidae) in guava (Psidium guajava L.)
The fruit flies are considered major pests in the world fruit production due to the direct damage they cause to fruits and the ability to adapt to areas where they are introduced. The objective of this research was to study the fruit fly diversity, the infestation indices in fruits and to characterize the tephritids community in a guava (Psidium guajava L.) cultivar "Paluma", in a commercial orchard located in...
June 2017
An analysis of determinants of access to and use of credit by smallholder farmers in Suakoko District, Liberia
Agricultural credit has been argued to be very important for sustainable agricultural development and poverty reduction in rural areas. This study seeks to identify and to analyze the determinants of smallholder farmers’ access to and use of credit in Suakoko district, Bong County, Liberia. This research is quantitative using a survey questionnaire distributed to 105 smallholder farmers. Data was analyzed using...
June 2017
The efficacy of selected biological control agents against citrus black spot (CBS) pathogen Phyllosticta citricarpa
Citrus black spot (CBS) caused by Phyllosticta citricarpa (McAlpine) Van der Aa (asexual state) synonym Guignardia citricarpa Kiely (sexual state) is one of the most devastating diseases of citrus which occurs in various citrus producing areas around the globe. Management is mainly based on monthly applications of copper fungicides and strobilurins under field conditions. In this study, bio-control agents were evaluated...
June 2017
Livelihood issues in herdsmen-farmers’ conflict among farming communities in Kogi State, Nigeria
Conflicts between crop farmers and herders are common in nearly every part of Nigeria. It is a formidable challenge to economic development, threat to food security and sustainable livelihood of the agrarian communities. The study assessed the causes and effects of herdsmen-farmers’ conflicts on livelihood of agrarian communities in Kogi State. A total of 135 randomly selected crop farmers was used. Data were...
June 2017
Topdressed nitrogen fertilization on second-crop corn in soil with improved fertility
The aim of this study was to evaluate the performance of sources and application rates of topdressed nitrogen (N) on second-crop corn following soybean in an improved fertility Latossolo in the region of Campos das Vertentes, MG. Brazil. A randomized block experimental design was used in a 4 x 5 +1 factorial arrangement, with four replications. The treatments consisted of the combination of four N sources via forms of...
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