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Crop Improvement
Year : 2005, Volume : 32, Issue : 1
First page : ( 60) Last page : ( 62)
Print ISSN : 0256-0933. Online ISSN : 2231-4563.

Studies on Pollen Fertility in Interspecific Crosses of Pigeonpea

Gangwar Lokesh Kumar, Bajpai G.C.

Department of Genetics and Plant Breeding, G. B. Pant University of Agriculture and Technology, Pantnagar-263145, Uttaranchal

Abstract

The present investigation was designed to study pollen fertility in F3 generation of interspecific hybrids in pigeonpea. The male and female parents had complete pollen fertility (92.80%-98.23%). C. cajan x C. cajanifolius hybrids showed wide variation for pollen fertility (68.69%-89.20%). Maximum fertility was seen in C. cajan x C. scarabaeoides (74.23%-85.51). C. cajan x C. acutifolius segregants showed very poor fertility (8.02%-36.50%). The study will be helpful in identificaion of normal fertile segregants in interspecific hybrids.

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Index Words

Pollen fertility, C. cajanC. cajanfoliusC. acutifoliusC. scarabaeoides, pigeonpea.

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