Browsing by Author "Oikawa, Yosei"

Now showing items 1-4 of 4

2018-03-30Zeitschriftenartikel

Exploring Farmers’ Indigenous Knowledge of Soil Quality and Fertility Management Practices in Selected Farming Communities of the Guinea Savannah Agro-Ecological Zone of Ghana

Omari, Richard; Sonoko Bellingrath-Kimura, Dorothea; Sarkodee-Addo, Elsie; Oikawa, Yosei; Fujii, Yoshiharu

Efforts to improve soil productive capacity aimed at boosting crop production in the Northern Ghana has primarily focused on field-based experiments with little documentation on farmer practice and local indigenous knowledge ...
2017-08-21Zeitschriftenartikel

Impacts of Fertilization Type on Soil Microbial Biomass and Nutrient Availability in Two Agroecological Zones of Ghana

Omari, Richard; Sarkodee-Addo, Elsie; Fujii, Yoshiharu; Oikawa, Yosei; Bellingrath-Kimura, Sonoko

The decline in soil productivity amidst efforts to increase crop yield in Sub Saharan Africa (SSA) has made it imperative to assess the current fertilization management approaches. This study was conducted in two agroecological ...
2018-11-23Zeitschriftenartikel

Nitrogen Mineralization and Microbial Biomass Dynamics in Different Tropical Soils Amended with Contrasting Organic Resources

Omari, Richard; Sonoko Bellingrath-Kimura, Dorothea; Fujii, Yoshiharu; Sarkodee-Addo, Elsie; Appiah Sarpong, Kwame; Oikawa, Yosei

The use of location-specific and underutilized organic residues (OR) as soil amendments in small-holder agro-ecosystems is promising. Six ORs (Leucaena leucocephala, Centrosema pubescens, Gliricidia sepium, Pueraria ...
2022-03-01Zeitschriftenartikel

Seasonal Changes in the Plant Growth-Inhibitory Effects of Rosemary Leaves on Lettuce Seedlings

Appiah, Kwame S.; Omari, Richard Ansong; Onwona-Agyeman, Siaw; Amoatey, Christiana Adukwei; Ofosu-Anim, John; Smaoui, Abderrazak; Ben Arfa, Abdelkarim; Suzuki, Yoko; Oikawa, Yosei; Okazaki, Shin; Katsura, Keisuke; Isoda, Hiroko; Kawada, Kiyokazu; Fujii, Yoshiharu

Plant biodiversity has been studied to explore allelopathic species for the sustainable management of weeds to reduce the reliance on synthetic herbicides. Rosemary (Rosmarinus officinalis L., syn Salvia rosmarinus Spenn.), ...