Variable Name,Description,Data type,Unit of measure,Explanation of blank cells end date,end of rearing period,date,, group mass final,mass of the group of nymphs at the end of the rearing period,numeric,grams, individual mass final,average mass of individual nymphs at the end of the rearing period,numeric,grams, group size final,number of nymphs in the group at the end of the rearing period,integer,, group,group identifier,text,, startdate,start of the rearing period,date,, group mass initial,mass of the group of nymphs at the beginning of the rearing period,numeric,grams, individual mass initial,average mass of individual nymphs at the beginning of the rearing period,numeric,grams, group size initial,number of nymphs in the group at the beginning of the rearing period,integer,, mass increase (mg),final - initial average individual mass,numeric,mg, duration,duration of rearing period,integer,days, growth rate,growth rate (size increase/duration* initial mass),duration,mg/day*g, N moults,number of moults during the rearing period,integer,,