Many sweet potato plants have been successfully transformed but the transgenic plants regenerated, however, have been limited to a few genotypes. Reported in this paper is a procedure in which several explants of three sweet potato genotypes from Papua New Guinea (PNG) were used...
Open access
Research Article10.9734/ajaar/2019/v11i430066
Aims: Vermicompost (worm manure), which has gained importance in the last quarter of the century among innovative agricultural practices, has positive effects on both plant development and soil structure. The shortage of organic matter in soil reduces the productivity of agricult...
Open access
Research Article10.9734/ajaar/2019/v11i430065
A good number of reports on sweet potato (Ipomoea batatas L.) tissue culture using different tissues of various cultivars with varying level of efficiency and reproducibility are available but callus induction and plantlet regeneration are recalcitrant and limited to a few genoty...
Open access
Research Article10.9734/ajaar/2019/v11i430064
Green pepper (Capsicum annuum L.) is an important vegetable in the Kingdom of Eswatini. However, there is rare information on pepper production using cattle manure. The experiment was conducted at the University of Swaziland, Luyengo Campus, in the Horticulture Department Lath-h...
Open access
Research Article10.9734/ajaar/2019/v11i430061
Okra, an economically important vegetable crop with numerous benefits to human, is often attacked by large number of insect species. These insect species cause direct damage to okra plants and also serve as vectors of diseases resulting in economic loss. Control of these insect p...
Open access
Research Article10.9734/ajaar/2019/v11i430060
Crop bio-life is used as a foliar spray to enhance the symbiotic effect between roots and soil micro-organisms enabling the plant to better assimilate nutrients essential for growth. The aim of the study was to assess the effect of crop bio-life on growth, yield and quality of wi...
Open access
Research Article10.9734/ajaar/2019/v11i430059
Mastitis is an inflammatory condition of the mammary gland, characterized by the changes in the physical characteristics of the udder or milk. A cross sectional study was carried out in June, 2017 to December, 2018 to estimate the effect of subclinical mastitis (SCM) on milk comp...
Open access
Research Article10.9734/ajaar/2019/v11i430058
In the context of biological control against the Asian chestnut gall wasp Dryocosmus kuriphilus Yasumatsu (Hymenoptera: Cynipidae) in Italy, the aim of this study was to survey its native parasitoids as well as the exotic Torymus sinensis Kamijo which had been introduced and rele...
Open access
Research Article10.9734/ajaar/2019/v11i330056
Vegetable often mean an edible part of a plant other than a sweet fruit or seed, which typically implies the leaf, stem or root of a plant. This study was carried out to evaluate the contributions of Nigerian leafy vegetables to nutrition and health. The mineral composition of fo...
Open access
Research Article10.9734/ajaar/2019/v11i330057
Introduction: Chickens in extensive and semi-intensive poultry production systems account for more than 75% of all poultry in the Southern Nigeria. Aims: To design, construct and test a thermal control solar heated poultry house. Methodology: Thermally controlled solar heated pou...
Open access
Research Article10.9734/ajaar/2019/v11i330054