by Alan J. Auerbach, Jagadeesh Gokhale, and Laurence J. Kotlikoff Alan J. Auerbach is a professor of economics at the University of Pennsylvania and an associate of (he National Bureau of Economic Research, Jagadeesh Gokhale is an economic advisor at the Federal Reserve Bank of Cleveland, and Laurence J. Kotlikoff is a professor of economics at Boston University and an associate of the National...

Many migratory bird species, several of which are in severe decline, and African residents spend the northern winter Sahel, by nature a huge savannah, half has been converted into farmland. We analyse impact such large-scale changes on birds. On average, woody cover is 38% lower farmland than savannah. More critically, farmers have drastically changed vegetation communities their In arid semi-a...

Eight types of Sudanese honey produced by Apis mellifera collected from Tabga region, River Nile State (North Central Sudan) different floral sources, namely, Faseolus vulgaris " Fasoulia" , Balanites aegyptiaca" Hejleeg" Acacia seyal var. seyal" Taleh Ahmr" Faidherbia albida" Haraz" Lawsonia inermis" Henna" Tamarix nilotica" Tarfa" fistula" Taheh Abiyad" and tortilis" Samur" were assayed for a...

Pharmacognosy Research,2022,14,4,417-422.DOI:10.5530/pres.14.4.61Published:October 2022Type:Original ArticleAuthors:Mathias Sylvester Nefai, Mshelia Halilu Emanuel, Giaze Tijani Rabiu, and Hussain Yahaya Ungo-Kore Author(s) affiliations:Mathias Nefai1,*, Emanuel2, Rabiu3, Ungo-Kore4 1Department of Ethnopharmacy, Usmanu Danfodiyo University, Sokoto-NIGERIA. 2Faculty Pharmacy, Cyprus Internationa...

The study was conducted to determine the plants preference by goats grazing at Central Darfur State, Sudan in 2016. The objective was to identify desirable plants that would assist in range rehabilitation. Five mature female goats were used to determine diet selection using the bite count technique. The total number of bites from each plant species was recorded and the selected diet and prefere...