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Alice Adongo Onyango

Publications (4)

Effect of Seed Extraction Period and Germination Temperature on Viability of Pinus patula Under Controlled Conditions

Alice Adongo Onyango, Shadrack Kinyua Inoti, Nelson Maara & James Munga Kimondo · Asian Journal of Research in Agriculture and Forestry · 2024

A number of coniferous species have demonstrated varied cone responses to the temperature intensities for seed release and subsequent seed germination behaviour. This study investigated the interactions of cone physical characteristics (weight and width), exposure duration (6,12...

Open access Research Article 10.9734/ajraf/2024/v10i1269

Influence of Cone Physical Characteristics and Extraction Exposure Period on Seed Yield of Pinus patula

Alice Adongo Onyango, Shadrack Kinyua Inoti, Nelson Maara, James Munga Kimondo & Jesse Owino · Asian Journal of Research in Agriculture and Forestry · 2022

This study examines the correlation between extraction exposure periods and cone physical characteristics on Pinus patula seed yield. Systematic random sampling was employed for tree identification in an even-aged clonal seed orchard, and the laboratory phase was laid down as a f...

Open access Research Article 10.9734/ajraf/2022/v8i4186

Influence of Charcoal, Manure and Fertilizer Soil Amendment on Growth of Grevillea robusta Nursery Seedlings

Shadrack Kinyua Inoti, Alice Adongo Onyango, Peter Murithi Angaine & Jesse Omondi Owino · Asian Journal of Soil Science and Plant Nutrition · 2023

Soil amendment is vital especially in tree nurseries that are located away from the forest areas. Grevillea robusta seedlings are high nutrient demanders. An experiment was set up for a period of 8 months in 2021 at Egerton University, Njoro, Kenya to determine the effect of soil...

Open access Research Article 10.9734/ajsspn/2023/v9i4200

Effect of Soil Mixtures on Early Growth Performance of Grevillea robusta and Cupressus lusitanica Seedlings in the Highlands of Kenya

Jesse Omondi Owino, Alice Adongo Onyango, Peter Murithi Angaine & Shadrack Kinyua Inoti · International Journal of Plant & Soil Science · 2022

Seedling production nurseries have been receiving much attention because of increasing demand for seedlings. In sub-Saharan Africa studies have showed over 50% of smallholder seedlings planted were sourced in tree nurseries. This has caused a rise in need to improve quality of se...

Open access Research Article 10.9734/ijpss/2022/v34i2231413