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.
Third efficacy study of the effect of anthraquinone-59 on chlorophyll a levels (A) and 2-methylisoborneol levels (B) in pond water. Each point is the mean ± standard deviation of the mean of measurements in six replicate limnocorrals. Means on the same day with the same letter are not significantly different (P ≤ 0.05) based upon LSD values. Symbols: •, controls; ○, 0.3 μM anthraquinone-59.
