Search the knowledge archive

140 documents indexed

Factors affecting the adoption of climate risks adaptation strategies within maize farming systems in Malawi: Do farmers risk attitude matter?

S. Gbegbelegbe · K. Machila · R. Magreta · J. Mangisoni +1 more

This study examined the risk attitude of farmers on climatic change and how this influences the choice of climate variability adaptation strategies to mitigate the effects of climatic risks. Using 2012 and 2015 household panel data of 346 …

RUF-40437 2021 CC BY 4.0 2 Jun 2023

Farmers awareness, participation and participation intensity of organic tomato production in south-West Nigeria: A Triple Hurdle Model estimation

A. Edriss · L. C Familusi · J. Kazembe · A. O. Onoja +1 more

Agriculture is usually categorised into organic agriculture and non-organic agriculture. Organic agriculture is still at the initial development stage in Nigeria. Hence, its awareness and participation in it is still low. Therefore, this …

RUF-40191 2023 CC BY 4.0 31 May 2023

Yield and physicochemical properties of Marula [Sclerocarya birrea] seed oils among nine international provenances tested in Malawi

J.F. Kamanula · M. Kamanula · Chimuleke, R.Y. Munthali

The study was carried out to assess the yield and physicochemical properties of seed oils among nine international provenances of Sclecorya birrea (subspecies caffra and birrea) planted in Malawi. Seed oils were obtained using Soxhlet extr…

RUF-40159 2023 CC BY 4.0 22 May 2023

Journal articles Open Access
Effects of common carp (Cyprinus carpio Linnaeus, 1758) and the African catfish (Clarias gariepinus Burchell, 1822) on growth and reproductive performance of native tilapia Oreochromis shiranus (Boulenger, 1896)

E.R. Chirwa · W.L. Jere · D. Kassam · A. Mtethiwa

A study was conducted to assess the effects of common carp and the African catfish on growth and reproduction of the native tilapia Oreochromis shiranus in Malawi. The study was done from 1 May to 1 October 2018 at the National Aquaculture…

RUF-39311 2019 CC BY 4.0 25 Jun 2021

Journal articles Open Access
The interactive effect of water temperature and salinity on yolk absorption rate, growth and larval survival of African catfish Clarias gariepinus (Burchell 1822)

T. N. Gondwe, · D. Kassam · A.H.N. Mtethiwa · D. Sikawa +1 more

The study was undertaken to determine the interactive effect of water temperature and salinity on yolk absorption rate, growth and survival of C. gariepinus larvae. Fertilized eggs, from broodstock reared for commercial seed production wer…

RUF-39309 2015 CC BY 4.0 21 Jun 2021

Journal articles Open Access
Interactive effect of Water temperature and nitrate fertilizers on growth, survival, and hatching success of eggs, embryos and larvae of African Catfish (Clarias gariepinus, Burchell 1822)

W. Kadewa · D. Kassam · R. Ssenfuma · J. Valeta

The study assessed the interactive effect of water temperature and nitrate fertilizers on growth, survival, and hatching success of eggs, embryos and larvae of African catfish Clarias gariepinus. 100 fertilized eggs of C. gariepinus were i…

RUF-39306 2019 CC BY 4.0 21 Jun 2021

Interactive effect of Water temperature, nitrate fertilizers and sewage effluent on development, growth and survival of embryos and early life stages of African Catfish Clarias Gariepinus ((BURCHELL 1822)

R. Ssenfuma

This study assessed the interactive effect of water temperature, nitrate fertilizers, and sewage effluent on development, growth and survival of embryos and early life stages of African catfish Clarias gariepinus. One hundred fertilized eg…

RUF-39304 2020 CC BY 4.0 21 Jun 2021

Application of neo-classical economic models in the analysis of potential viability and public valuation of fish solar dryer in Malawi

F. Kapute · M. Limuwa · R. Makwinja · F. Njaya

The Government of Malawi through research institutions is promoting adoption of climate smart technology in the fishing industry. The philosophy behind the technology is to reduce fish-post-harvest losses currently estimated at 40%, improv…

RUF-38911 2018 CC BY 4.0 16 Dec 2020

Evaluation of the effectiveness of hydroponically produced pigeon pea fodder versus grain based supplements for improved dairy cow production performance

D. Chiumia · Y. S. Kamanga · J. P Mtimuni · A. Safalaoh

An on-station feeding trial was conducted to evaluate the effectiveness of using hydroponically produced pigeon pea fodder as a feed supplement against grain-based feed supplements on dairy cow production performance in Malawi. Six multipa…

RUF-38761 2018 CC BY 4.0 15 Sep 2020