Revision of the taxonomic status of Rhodanthidium sticticum ordonezi (Dusmet, 1915), an anthidiine bee endemic to Morocco (Apoidea: Anthidiini)
Rhodanthidium ordonezi (Dusmet, 1815) is recognized here as a valid species endemic to central and southern Morocco. It has previously been regarded as a subspecies of R. sticticum (Fabricius). The two taxa are in allopatry throughout most of...
Chromatic exclusivity hypothesis and the physical basis of floral color
This paper presents the results of floral spectral studies on 1275 flowers from India, Brazil, Israel, Germany, and Norway. Floral spectral reflectance from 400 to 700 nm (nm) was used to quantitatively represent ‘human-perceived’ color of...
Enhancing the Livelihood and Food Security of Syrian Refugees in Lebanon
This study uses information and survey data collected from refugee households, refugee workers’ bosses, camp leaders and local and international humanitarian organizations. The sustainable livelihoods framework is applied to understanding the...
Milk Component Analysis in Awass/Ewes throughout Lactation
This study intends to describe progressive changes of lactation on milk components and to analyze the correlations among milk components and traits with ·body fat mobilization. Data were collected from eight lactating Awassi ewes housed indoors...
The Maghreb (North Africa) rangelands evolution over forty years: re-greening or degradation
The Sahel region is subject of several controversies over the current trends of its ecosystems. Some consider that despite the rain recovery, this region remains in a regressive dynamics, while others consider that they are in re-greening...
Farmers’ adoption of sulla (Hedysarum coronarium L.) cultivation as an alternative livestock feed
The objective of this study was to investigate farmers' adoption of sulla (Hedysarum coronarium L.) cultivation in northern Tunisia. Sulla adoption at farmer level and farmers‟ perception about the role of sulla were investigated through a...
Les interactions entre les parasites (Toxoplasma gondii et Haemonchus contortus) et la fonction de reproduction chez les ovins
The reproductive function is affected by several environmental constraints including health problems. In small ruminants, the interaction between parasite infestations and infections and reproductive function has been little studied. The...
Chickpea chlorotic stunt and Beet western yellows viruses (genus Polerovirus, family Luteoviridae) on cool season food legumes in Tunisia: importance, characterization and management
Legumes are considered as strategic crops in Tunisia because of their economic and social relevance and directly contribute in the national alimentary equilibrium. However, legumes production levels remain quite low which is often attributed to...
Elaboration of Livestock R&D Scenarios and Assessment of the Impact of Alternative Investment Scenarios on Employment Generation: A Methodological Framework
As agriculture is the largest employment sector in Sub-Saharan Africa, and as the average contribution of agriculture to GDP is more than 17% (OECD/FAO, 2016; World Bank, 2017), the agricultural employment growth can be a driving force of...