1. Alarez PJC, Kryzanowski FC, Mandarino JMG, Franca NJB (1997) Relationship between soybean seed coat lignin content and resistance to mechanical damage. Seed Sci Technol 25:209–214
2. Baskin CC (1981) Accelerated ageing test. In: Perry DA (ed) Handbook of vigour test methods. International Seed Testing Association, Zurich, pp 43–48
3. Bhatia VS, Tiwari SP, Joshi OP, Sharma AN (1993) Effect of field weathering on soybean ac Punjab 1 and JS 71-05. Seed Res 21(2):92–93
4. Bhatia VS, Bhatnagar PS, Joshi OP (1996) Screening of Indian soybean genotypes for seed longevity as affected by field weathering. Soybean Genet Newsl 23:102–104
5. Carbonell SAM, Kryzanowski FC (1995) The pendulum test for screening soybean genotypes for seeds resistant to mechanical damage. Seed Sci Technol 23:331–339