Results 91 to 100 of about 230,575 (284)

The determinants of smallholder farmers inclusion / Exclusion in modern agro-food supply chains : A case of the tomato sub-sector in Limpopo and Mpumalanga Provinces in South Africa [PDF]

open access: yes, 2008
This paper discusses the effects of markets restructuring on small-scale farmers in South Africa by analysing the determinants of small-scale farmers¿ market choices in the tomato sector in two Provinces.
Biénabe, Estelle   +2 more
core  

Additive and Partially Dominant Effects from Genomic Variation Contribute to Rice Heterosis

open access: yesAdvanced Science, EarlyView.
Additive and partially dominant effects, namely at mid‐parent levels or values between mid‐parent and parental levels, respectively, are the predominant inheritance patterns of heterosis‐associated molecules. These two genetic effects contribute to heterosis of agronomic traits in both rice and maize, as well as biomass heterosis in Arabidopsis ...
Zhiwu Dan   +8 more
wiley   +1 more source

Conservation tillage and cover cropping influence soil properties in San Joaquin Valley cotton-tomato crop

open access: yesCalifornia Agriculture, 2006
Following 4 years of a cotton-tomato rotation on the west side of the San Joaquin Valley, conservation tillage and cover crops altered physical and chemical properties of soil. In conservation tillage systems, bulk density decreased and
Jessica J. Veenstra   +3 more
doaj   +1 more source

Farmer evaluation of biocontrol methods against rootknot nematodes in tomatoes [PDF]

open access: yes, 2002
This report was presented at the UK Organic Research 2002 Conference. Root-knot nematodes in tomatoes cause financial loss to Kenyan smallholders. While soil fumigation appears to be losing effectiveness two bio-control agents (bcas), Pasteuria penetrans
Karanja, Daniel   +3 more
core  

Role of Potassium Permanganate Ethylene on Physicochemical Properties, during Storage of Five Different Tomato Cultivars [PDF]

open access: yes, 2016
Although tomatoes should be ripened at room temperature to obtain the best flavour, the majority of consumers who preserve food at home store tomatoes in the fridge for 4-7 days and some people even keep tomatoes for up to 3 weeks in these conditions. In
Cortés, C.   +5 more
core   +2 more sources

Stability of Perovskite Indoor Photovoltaics: A Focused Review and a Call for Standardized Stability Reporting

open access: yesAdvanced Energy Materials, EarlyView.
While perovskite solar cells have been widely studied, including their stability, perovskite indoor photovoltaics (IPVs) have only recently emerged. Nevertheless, more studies are appearing in the literature. The systematic stability study of IPVs is crucial, particularly given the inconsistencies in reported methodologies and results, which call for ...
Ivy Mawusi Asuo   +7 more
wiley   +1 more source

Organic or mineral fertilization [PDF]

open access: yes, 2005
To meet Swedish environmental goals organic farming will play an important role in the development of a sustainable and high quality food production system.
Heeb, Anuschka
core  

Beyond the Ban—Shedding Light on Smallholders' Price Vulnerability in Indonesia's Palm Oil Industry

open access: yesApplied Economic Perspectives and Policy, EarlyView.
ABSTRACT The Indonesian government imposed a palm oil export ban in April 2022 to address rising cooking oil prices. This study explores oil palm smallholders' vulnerability to the policy using descriptive statistics, Lasso, and post‐Lasso OLS regressions.
Charlotte‐Elena Reich   +3 more
wiley   +1 more source

Boron deficiency responses in maize (Zea mays L.) roots

open access: yesJournal of Plant Nutrition and Soil Science, EarlyView., 2023
Abstract Background Boron (B) is an essential micronutrient for plants. Dicot plants respond to insufficient B supply by altering root architecture and root hair growth. How root systems of rather low‐B demanding monocot species such as maize (Zea mays L.) respond to B deficiency in terra has not been experimentally resolved, yet.
Manuela Désirée Bienert   +5 more
wiley   +1 more source

EU support reductions would benefit California tomato growers and processors

open access: yesCalifornia Agriculture, 2006
Many countries apply import barriers for processing tomatoes, but the European Union is the main producer that uses export and production subsidies.
Bradley J. Rickard, Daniel Sumner
doaj   +1 more source

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