CPC Main Group A01H 1/00 Processes for modifying genotypes (A01H4/00 takes precedence) 5 direct subcodes Child Classifications Navigate with arrow keys, Enter to open A01H 1/02 Methods or apparatus for hybridisation; Artificial pollination A01H 1/04 Processes of selection A01H 1/06 Processes for producing mutations, e.g. treatment with chemicals or with radiation (specific mutations prepared by genetic engineering on plant cell or plant tissues C12N15/00 ) A01H 1/10 A01H 1/12