Enhancement of lettuce seed germination
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N. P. Kefford; J. A. Zwar; M. I. Bruce
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Article
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1965
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Springer-Verlag
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English
⚖ 225 KB
For some years thiourea has been known as a stimulant of the germination of photosensitive lettuce seed (T~o~soN and KosAa 1938). Amongst urea derivatives, it has been considered to be the only compound capable of this stimulation; other ureas or thioureas being inactive or inhibitory (T~o~eso~ and