Use of male sterile line in marigold.pptx

Male Sterile Line in Marigold

1. Marigold

2. Single type Semi double type Double type Flower Types

3. Male sterile lines in Marigold (msms)

4. Maintenance of Male Sterile line in Marigold Commonly known as femina, recessive (msms) apetalous Maintained by crossing femina line with heterozygous maintainer plant. msms x Msms ms:Ms (1:1) Femina line is also propagated by cuttings and also by tissue culture Marigold

5. Development of inbred lines Crossing : Time – 9 am to 2 pm Bag all ms and tester parents before crossing Genetic marker – pitcher shaped flowers of ms line Bag all the crossed flower after pollination Harvest F 1 seeds and keep in air tight containers msms x MsMs Msms (F 1 ) Development of hybrids

6. Fantasia Single Red Spry Boy Safari Queen Sunkist Harmony Boy FM 786 Orange (African) Yellow Local (African) French Marigold Bonita Bolero African Marigold Tester parents in marigold