Figure 4.
Economic results of rice cultivation in terms of costs, revenues and gross margin for rice with compost (RC) and a complex system involving ducks, fish, compost, and azolla (RDFCA), expressed in United States Dollars (USD) per hectare.
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.