The effect of sub-zero temperatures in the light and dark on cold-hardened, dehardened and newly flushed white spruce (Picea glauca [Moench.] Voss) seedlings

Cold hardened, dehardened, and newly flushed foliage of one year old white spruce (Picea glauca [Moench.] Voss) seedlings were exposed to various sub-...
2 downloads 13 Views 289KB Size