Difference between Synthetic and Composite Variety
Difference between Synthetic and Composite Variety
Sr.No | Synthetic Variety | Composite Variety |
1 | Crossing in all combination of number of lines that combine well with each other | Mixing the seeds of several phenotypically outstanding lines it and encouraging open pollination to produce crosses in all combination among the lines |
2 | 4-10 numbers of parents are involved. | Many numbers of parents involved. |
3 | It is tested for GCA. | Not tested for GCA |
4 | Cost of seed is less than composite variety. | Cost of seed is less than hybrid. |
5 | It shows less heterosis than hybrid. | It shows more heterosis than synthetic. |
6 | Reconstituted is done | Reconstituted is never done. |
7 | Prediction of performance possible. | Prediction of performance is not possible. |
8 | Maintenance of variety easy. | Maintenance of variety is difficult but easy than hybrid. |
9 | Ex. ICMS- 7703, ICMS-7704 | Ex. ICTP-8203, WCC-75. |