Results 71 to 80 of about 75,153 (264)

Evaluation of sweetpotato (Ipomoea batatas (L.) Lam.) germplasm from north-eastern Uganda through a Farmer Participatory Approach [PDF]

open access: yes, 2002
Ugandan farmers grow many landrace sweetpotato varieties, but some of these are relatively low yielding and susceptible to pests. The objective of the present research was to involve farmers in a large-scale assessment of Ugandan farmers’ varieties to ...
Abidin, P.E.   +6 more
core   +2 more sources

Food without fire: Environmental and nutritional impacts from a solar stove field experiment

open access: yesAmerican Journal of Agricultural Economics, EarlyView.
Abstract Over 80% of the population in rural Sub‐Saharan Africa relies on biomass cooking fuel, a substantial source of anthropogenic greenhouse gases. We use a field experiment in Zambia to investigate the impact of solar stoves on biomass fuel use and cooking habits.
Laura E. McCann   +4 more
wiley   +1 more source

Molecular studies on the sweet potato virus disease and its two causal agents [PDF]

open access: yes, 2002
The studies presented in this thesis contribute to an increased understanding of the molecular aspects, variability and interaction of the two most important viral pathogens of sweet potato (Ipomoea batatas L): Sweet potato feathery mottle virus (SPFMV ...
Kreuze, Jan
core  

Microclimate drives demographic compensation in a narrow endemic tropical species

open access: yesNew Phytologist, EarlyView.
Summary Demographic compensation occurs when reductions in some vital rates are offset by increases in others, allowing populations to maintain similar performance across varying environments. This mechanism may help explain species' ecological distributions and range limits, yet its role at microenvironmental scales remains poorly understood.
Talita Zupo   +10 more
wiley   +1 more source

SKOPOLETIN SUATU SENYAWA FENILPROPANOID DARI EKSTRAK ETIL ASETAT UMBI UBI JALAR (Ipomoea batatas L.)

open access: yesJurnal Kimia Riset, 2019
Abstrak Telah berhasil diisolasi senyawa golongan fenil propanoid  dengan nama “skopoletin” dari ekstrak etil asetat  umbi Ubi Jalar (Ipomoea batatas L.).
Nanik Siti Aminah   +2 more
doaj   +1 more source

Growth Response of Ipomoea Reptans Poir. Against The Application of Liquid Fertilizer Leachate Organic Waste With Superior Nutrients

open access: yesFlorea: Jurnal Biologi dan Pembelajarannya, 2023
Leachate generally still has nutrients that can potentially optimize plant growth. However, according to the Ministry of Agriculture standards, the organic matter source can still not increase the test nutrient content of leachate liquid fertilizer. This
Inggita Utami   +2 more
doaj   +1 more source

Defining indigenous plants: some problematic species from Norfolk Island [PDF]

open access: yes, 2010
Defining indigenous species may at first appear straight forward; most botanical texts provide similar definitions. The consistent requirement of such definitions is the lack of human intervention in the occurrence of the species within the area under ...
Mills, Kevin
core  

Conservation and use of genetic resources of underutilized crops in the Americas - A continental analysis [PDF]

open access: yes, 2014
Latin America is home to dramatically diverse agroecological regions which harbor a high concentration of underutilized plant species, whose genetic resources hold the potential to address challenges such as sustainable agricultural development, food ...
Galluzzi, Gea, López Noriega, Isabel
core   +3 more sources

Synthetic Biology and Metabolic Engineering of Microalgae for Sustainable Lipid and Terpenoid Production: An Updated Perspective

open access: yesPlant Biotechnology Journal, EarlyView.
ABSTRACT Microalgae are increasingly recognised as powerful platforms for the sustainable production of lipids and terpenoids, with expanding applications in the food, fuel and biomanufacturing industries. In this updated review, we consolidate and critically assess the most recent advances in synthetic biology and metabolic engineering of key ...
Ty Shitanaka   +6 more
wiley   +1 more source

Metabolic diversity in sweet potato (Ipomoea batatas, Lam.) leaves and storage roots

open access: yesHorticulture Research, 2019
Sweet potato (Ipomoea batatas, Lam.) is an important root vegetable in developing countries. After its domestication in Neotropical America, human migration led to the distribution of the sweet potato plant throughout the world.
M. Drapal   +3 more
semanticscholar   +1 more source

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