Could you help me to classifying cotton genotypes(G. hirsutum) according to earliness? I want to use GDD(Growing day degrees) for classification?

I am trying to classify cotton (G.hirsutum) according to earliness. I want to use this model to limitation early, medium and long period varieties using with growing day degrees (GDDs). I read...

12 December 2017 5,479 0 View