Harrison Kwame Dapaah

Growth and Yield Performance of Groundnuts (Arachis hypogaea L.) in Response to Plant Density

Harrison Kwame Dapaah, Ibrahim Mohammed & Richard Tuyee Awuah · International Journal of Plant & Soil Science · 2014

A field study was conducted at the University of Education, Winneba, Mampong-Ashanti campus during the 2009 and 2010 seasons to determine the effects of different sowing densities on the growth and yield of three groundnut cultivars. Azivivi, Nkosour and Shitaochi groundnut culti...

Open access Research Article 10.9734/IJPSS/2014/9445

Influence of Poultry Manure and NPK Fertilization on Growth, Yield and Storability of Onion (Allium cepa L.) Grown Under Rain-fed Conditions

Harrison Kwame Dapaah, Judith Grace Amoh-Koranteng, Kwabena Darkwah & Eliezer Bortei Borketey-La · Journal of Experimental Agriculture International · 2014

Aim: To evaluate the growth, yield and storability response of two onion varieties to different levels of poultry manure and NPK fertilizer application. Study Design: The design used was a 2 x 5 factorial arranged in a Randomized Complete Block Design (RCBD) with four replication...

Open access Research Article 10.9734/AJEA/2014/7526

Carrot Productivity and Economic Benefits as Influenced by Different Rates of Chicken Manure and NPK Fertilizer

Francis Agyapong, Harrison Kwame Dapaah, Kwame Nkrumah Hope, Emmanuel Appiah & Isaac Ntekor · Advances in Research · 2026

This study assessed the productivity and economic returns of chicken manure (CM) and NPK fertiliser, applied alone and in combination, in carrot (Daucus carota L.) production at Mampong-Ashanti during September–December 2021 and April–July 2022. The experiment used a randomised c...

Open access Research Article 10.9734/air/2026/v27i51691

Optimizing Groundnut (Arachis hypogaea L.) Growth and Yield in the Transitional Zone of Ghana: The Role of Planting Date and Plant Density

Emmanuel Kweku Baah, Harrison Kwame Dapaah, Kofi Agyarko & Emmanuel Appiah · Journal of Agriculture and Ecology Research International · 2025

Two field experiments were conducted at the multipurpose crop nursery field of the Akenten Appiah-Menka University of Skills Training and Entrepreneurial Development, Mampong, Ashanti in 2022 and 2023 cropping seasons to evaluate the performance of groundnut under different plant...

Open access Research Article 10.9734/jaeri/2025/v26i6723

Growth and Yield Response of Carrot (Daucus carota L.) to Integrated Nutrient Management in the Forest–Savannah Transitional Zone of Ghana

Francis Agyapong, Harrison Kwame Dapaah, Kwame Nkrumah Hope & Emmanuel Appiah · Journal of Experimental Agriculture International · 2025

Carrot is an important root vegetable valued for its nutritional and economic benefits; however, achieving optimal growth and yield in the Forest–Savannah transitional zone of Ghana remains a challenge due to variable soil fertility and limited nutrient availability. In view of t...

Open access Research Article 10.9734/jeai/2025/v47i113859

Growth, Yield and Productivity of Maize + Cowpea Intercropping as Affected by Varietal Combination and Relative Times of Planting

Alex Ofori, Harrison Kwame Dapaah, Stephen Larbi-Koranteng, Samuel Ebo Owusu & Isaac Ntekor · Journal of Scientific Research and Reports · 2025

Aims: Maize-cowpea intercropping has been identified as a sustainable practice for enhancing food security and resource efficiency in smallholder farming systems. This study investigated the effects of varying varietal combinations and relative planting times on growth, yield att...

Open access Research Article 10.9734/jsrr/2025/v31i103559