planttagetes
bot. nametagetes erecta
partflowers
extractionheat
water
alum
natriumcarbonat
water
alum
natriumcarbonat
col. groupcarotenoids
colorantlutein
quercetagetin
quercetagetin
sourcech–8048
print
sample
sample

plant month
plant month
4
5
6
crop month
crop month
7
8
9
10