Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Normal germination (NG), mean germination time (MGT) and total germination (TG) of Salix nigra seeds after 3 d at 45 % RH, 25 °C and different storage conditions: A, control; B, dark and N2 atmosphere; C, dark and air; D, light (1·75 µmol m−2 s−1) and N2 atmosphere; E, light (1·75 µmol m−2 s−1) and air; F, light (16·1 µmol m−2 s−1) and air. Treatments with the same letters do not significantly vary at P = 0·05 according to Tukey's test.
