To find a species that yield the most as important and interesting things. There are three types of interest which, by studying the growth of each of the selected type to the appropriate development and good products.
To find out what kind of yield and the most important thing is interesting. The third kind of interesting. By studying the growth of different types of selective breeding for good and appropriate to develop products.
Finding the species yield and the most important is the most interesting of which there are three kinds of interesting, The study on the growth of each type to a good selection and proper developed into a product.