Results 11 to 20 of about 2,266,224 (303)

Implications of Smallholder Farm Production Diversity for Household Food Consumption Diversity: Insights from Diverse Agro-Ecological and Market Access Contexts in Rural Tanzania

open access: yesHorticulturae, 2018
Owing to persistent challenges of food and nutritional insecurity, recent literature has focused on the role diversity of farm production has on food consumption diversity, particularly for smallholder households.
Luitfred Kissoly   +2 more
doaj   +3 more sources

Effect of Chemical Correction of Irrigation Water on a Barley Crop [PDF]

open access: yesAl-Qadisiyah Journal For Agriculture Sciences, 2022
The lack of fresh water for irrigation in the world and especially in arid and semi-arid areas is often posed as a major problem for agriculture, which requires research to valorize saline irrigation water.
MASMOUDI Mohamed Chemse Eddine   +2 more
doaj   +1 more source

Hydrogeochemical Quality of Groundwater used for Irrigation in Ziban Region, Algeria [PDF]

open access: yesAl-Qadisiyah Journal For Agriculture Sciences, 2023
The present study focuses on the hydrogeochemical characteristics of groundwater in order to assess their irrigation suitability. The samples collected from 28 boreholes intended for irrigation chosen from two localities (El Outaya and Ain Naga) in the ...
Naima CHELLOUAI   +2 more
doaj   +1 more source

Construction and Interpretation of Production and Market Metrics Used to Understand Relationships with Dietary Diversity of Rural Smallholder Farming Households

open access: yesAgriculture, 2021
Indicators of agricultural production diversity and market access and/or participation have often been used to try to understand how agricultural production and markets influence dietary diversity of rural smallholder households.
Eric O. Verger   +4 more
doaj   +1 more source

Nutritional Value of Some Newly Introduced and Tested Forage Plants in the Southeastern Regions of Algeria [PDF]

open access: yesAl-Qadisiyah Journal For Agriculture Sciences, 2022
In Algeria, the high prices of animal products are due to the cost of food, itself linked to the lack of food resources.A fodder deficit really exists, it is urgent to remedy it by relaunching new varieties adapted to our pedoclimatic conditions to cover
khedidja djennane   +2 more
doaj   +1 more source

Immigration and product diversity [PDF]

open access: yesJournal of Population Economics, 2011
We study the effects of immigration on the diversity of consumption choices. Data from California in the 1990s indicate that immigration is associated with fewer stand-alone retail stores and a greater number of large and in particular big-box retailers—evidence that likely contradicts a diversity-enhancing effect of immigration.
Francesca Mazzolari, David Neumark
openaire   +2 more sources

The effect of spices Coriandrum sativum L., Trigonella foenum-graecum L., Pimpinella anisum L., and their combinations on growth performance, carcass trait, and hematobiochemical parameters in broiler chicken [PDF]

open access: yesVeterinary World, 2022
Background and Aim: The incorporation of herbs and species has been shown to enrich the food with antioxidants and bioactive antimicrobial compounds, thereby preserving the safety and productivity of broiler chicken production.
Samira Meradi   +2 more
doaj   +1 more source

Contribution to monitoring the influence of air temperature on some phenological stages of the date palm (cultivar ‘Deglet Nour’) in Biskra

open access: yesJournal of the Saudi Society of Agricultural Sciences, 2021
Algeria, one of the potential date producers in the world, is exposed to the different impacts of global warming. This climatic phenomenon probably has repercussions on date palm cultivation.
Mohammed Faci, Salah Eddine Benziouche
doaj   +1 more source

Professional diversity and the productivity of cities [PDF]

open access: yesScientific Reports, 2014
The relationships between diversity, productivity and scale determine much of the structure and robustness of complex biological and social systems. While arguments for the link between specialization and productivity are common, diversity has often been invoked as a hedging strategy, allowing systems to evolve in response to environmental change ...
Bettencourt, Luis M.A.   +2 more
openaire   +5 more sources

Diversity of aphids (Hemiptera: Aphididae) in oases agro-ecosystem: seasonal dynamics and host plants

open access: yesStudia Universitatis Babeș-Bolyai. Biologia, 2020
During the study conducted at the palm grove of Ziban oases from June 2017 until May 2018 and from 48 samples yellow water traps, a total of 969 aphids specimens were captured from 36 spontaneous plants identified at Ain Ben Noui palm grove, Biskra. Over
Nacima DEGHICHE DIAB   +2 more
doaj   +1 more source

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