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Threatened medicinal and economic plants of the Sudan Savanna in Katsina State, northwestern Nigeria 期刊论文
发表期刊: BOTHALIA. 出版年: 2019, 卷号: 49, 期号: 1
作者:  Bello, Abubakar;  Jamaladdeen, Sirajo;  Elder, Muhammad T.;  Yaradua, Samaila S.;  Kankara, Sulaiman S.;  Wagini, Nasiru H.;  Stirton, Charles H.;  Muasya, Muthama
收藏  |  浏览/下载:13/0  |  提交时间:2019/11/29
conservation  endangered species  Hausa community  IUCN  threat categories  Nigeria  Sudan Savanna  
The distribution and geochemical assessment of trace elements from the semi-arid to sub-humid savanna of Nigeria 期刊论文
发表期刊: ENVIRONMENTAL EARTH SCIENCES. 出版年: 2015, 卷号: 73, 期号: 7, 页码: 3555-3564
作者:  Raji, B. A.;  Jimba, W. B.;  Alagbe, S. A.
收藏  |  浏览/下载:9/0  |  提交时间:2019/11/29
Trace elements  Neutron activation analysis  Nigerian savanna  Basement complex rocks  Southern Guinea  Northern Guinea  Sudan  Sahel  
Seasonal water use and water productivity of millet-based cropping systems in the Nigerian Sudan savanna near Kano 期刊论文
发表期刊: AGRICULTURAL WATER MANAGEMENT. 出版年: 2002, 卷号: 56, 期号: 3, 页码: 207-227
作者:  Oluwasemire, KO;  Stigter, CJ;  Owonubi, JJ;  Jagtap, SS
收藏  |  浏览/下载:6/0  |  提交时间:2019/11/28
intercropping  millet  Nigeria  Sudan savanna  water productivity  water use  
A comparison of methods to determine the onset of the growing season in northern Nigeria 期刊论文
发表期刊: INTERNATIONAL JOURNAL OF CLIMATOLOGY. 出版年: 2002, 卷号: 22, 期号: 6, 页码: 731-742
作者:  Ati, OF;  Stigter, CJ;  Oladipo, EO
收藏  |  浏览/下载:15/0  |  提交时间:2019/11/28
dry spells  growing seasons  methods to determine the onset of the growing season  Nigeria (northern)  onset of rains  rainfall climate  Sudan Savanna