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Response of chickpea (Cicer arietinumL).Genotypes to rhizobial inoculation and fertilizer application

. Rozina Gul, Hamayoon Khan, Saad Ahmed, Zarafshan Aftab Aqsa farrukh, Samra Aftab, Mehwish Fida, Asma Gul, Bakhtwar Asif Hussain, Arjmand Asad Ullah, Zunaira Khan, Ushna Riaz, Uzma Ibrahim, Syed Attaullah Shah & Sajjad ur Rehman


Abstract

World’s pollution increased due to excessive and inappropriate application of mineral fertilizer’s. Chickpea is an important sourceof protein, as well as an excellent source of biological nitrogen fixation.Fifteen chickpea genotypes were evaluated under rhizobial inoculation, nitrogen application and controlled environments at The University of Agriculture Peshawar during 2016-17. Genotypes were planted in randomized complete block design with three replications under each environment. Data were recorded on morphological and yield traitscmbined analysis of variance revealed significant differences among environments, genotypes and G × E interaction for all the studied traits. Mean values of genotypes over environments for days to maturity ranged from 171.5 (SL-3-29) to 189.7 (NDC-15-1), plant height from 43.9 (SL-3-29) to 56.1 cm (NDC-122), pods plant-1 from 30.9 (NDC-4-20-1) to 58.2 (Karak-1), 100 seed weight from 14.9 (SL-3-29) to 25.8 g (Karak-1) and seed yield plant-1 from 11.4 (SL-3-29) to 23.2 g (Karak-1). Genotype × environment interaction for seed yield plant-1 ranged from 10.3 (SL-3-29) to 27.6 g (Karak-1). Among environments maximum seed yield plant-1(27.6 g) was recorded under inoculated environment while minimum seed yield plant-1(19.6 g) under controlled environment. The impact of seed inoculation was more on yield ascompared to fertilized and controlled environments. Hence bacterial inoculation is proved to be an economic and environment friendly source of chickpea yield improvement. Genotypes Karak-1, NIFA-2005 and Karak-3 out yielded all other genotypes under all the studied environments and could be suggested for general cultivation and utilization in future breeding strategies

 

Key Words:  Chickpea; fertilizer application; inoculation; interaction; rhizobium

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