(1164) optimum sample size for estimating dura crop yield rate in Sudan حجم العينة الأمثل لتقدير معدل إنتاج محصول دورا في السودان

the sudan is predominantly an agricultural country, agriculture is the main sector of its economy and its principal source of foreign exchange the government is building up most of its social and economical development programme and basing its external trade agreements on agriculture.

Detalles Bibliográficos

Main Authors:	abdel-razek, A. H., hassan, abdel-azim
Formato:	Other
Idioma:	other
Publicado:	the institute of national planning 2018
Subjects:	agriculture nature production economic
Acceso en liña:	http://repository.inp.edu.eg/handle/123456789/4026
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