--- a/insect_phenology_model.R	Fri Dec 01 09:28:01 2017 -0500
+++ b/insect_phenology_model.R	Fri Dec 01 09:38:04 2017 -0500
@@ -213,7 +213,7 @@
     # Generation, Stage, degree-days, T, Diapause.
     vec.ini <- c(0, 3, 0, 0, 0)
     # Overwintering, previttelogenic, degree-days=0, T=0, no-diapause.
-    vec.mat <- rep(vec.ini, n)
+    vec.mat <- rep(vec.ini, num_insects)
     # Complete matrix for the population.
     vec.mat <- base::t(matrix(vec.mat, nrow=5))
     # Time series of population size.
@@ -240,7 +240,7 @@
         # Newborn.
         birth.vec <- NULL
         # All individuals.
-        for (i in 1:n) {
+        for (i in 1:num_insects) {
             # Find individual record.
             vec.ind <- vec.mat[i,]
             # First of all, still alive?
@@ -457,7 +457,7 @@
         num_insects <- num_insects - num_insects.death + num_insects.newborn 
 
         # Aggregate results by day.
-        tot.pop <- c(tot.pop, n) 
+        tot.pop <- c(tot.pop, num_insects) 
         # Egg.
         s0 <- sum(vec.mat[,2] == 0)
         # Young nymph.