Growth and Carbon metabolism assessment in finger millet (Eleusine coracana L. Gaertn) seedlings undergone PGPR treatment subjected to NaCl stress.

A. H. D. Pushpa Latha

Growth and Carbon metabolism assessment in finger millet (Eleusine coracana L. Gaertn) seedlings undergone PGPR treatment subjected to NaCl stress.

Keywords : α-amylase, Chlorophyll, Plant Growth Promoting Rhizobacteria, Salinity stress


Abstract

Salinity stress adversely effects the plant growth and productivity. To study the effect of salinity and to investigate the influence of PGPR (Plant Growth Promoting Rhizobacteria) Acinetobacter calcoaceticus on finger millet cultivars, we have grown two finger millet cultivars, VR-988 and VR-1076 in three sets of pots. First set of pots are controls (0 NaCl and no PGPR treatment), second set contained NaCl stressed seedlings and the third set consisted of PGPR treated seedlings subjected to NaCl stress. All the three sets of pots included cultivar VR-988 and VR-1076 maintained separately. After 48 hours seed germination was recorded. Root, shoot growth and dry weights were observed after 5th day. Chlorophyll-a, Chlorophyll-b, total Chlorophyll, total carbohydrate, starch content, reducing and non-reducing sugars, total soluble sugars (TSS) and α-amylase activity were studied on 4th, 6th and 8th day for all treatments in VR-988 and VR-1076.

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