if(nodeList == null)
return "nodeList is null";
String netId = createSeregenttiSubFoodweb(foodwebName, nodeList, overwrite);
System.out.println("netId:"+ netId);
ManipulationResponse mr= this.run(beginingTimestep, timestepsToRun, netId, true);
// getBiomassInfo(mr.getManipulationId());
// deleteManipulation(mr.getManipulationId());
if(mr == null || mr.getMessage() != null)
return null;
logTime("Total Time (Create and Run Serengeti Sub-Food Web): " + Math.round((System.currentTimeMillis() - milliseconds) / 10.0) / 100.0 + " seconds");
return mr.getManipulationId();
}