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.
Changes in shoot dry weight (A), root dry weight (B), primary root length (C), lateral root length (D), lateral root number (E) and lateral root density (F) in ‘Tapidor’ and ‘Ningyou 7’ at different external Pi concentrations. Seedlings were grown on trays containing 300 mL 0·8 % (w/v) agar and a modified basal salt mix with 0, 0·006, 0·312, 0·625 or 1·25 mm P for 8 d and images of root systems analysed for root traits. Symbols represent means ± s.e.m. (n = 4).
