1. Rules for Testing Seeds;Association of Official Seed Analysts,2010
2. Physiological maturity effects on seed quality, seedling vigour and mature plant characteristics of maize in a tropical environment;Ajayi;Seed Sci. Technol.,2000
3. Evaluation of seed quality of black sucupira (Bowdichia virgilioides Kunth.) by X ray test;Albuquerque;Cienc. e Agrotecnol.,2008
4. Ash (Fraxinus excelsior) seed quality in relation to seed deterioration under accelerated aging conditions;Ashraf;Afr. J. Biotechnol.,2011
5. Seed Physiological and Biochemical Deterioration of Seeds;Abdul Baki,1972