000
003220000a22001450004500
060
_a
100
082
_a
631. 521 ROB
100
_a
Roberts, E H
245
_a
Viability of seeds
260
_a
London, Chapman & Hall Ltd.
260
_c
1972
300
_a
438
650
_a
Seeds-viability/seeds-dormancy
942
_c
BK
999
_c
362086
_d
362086