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Volume 14, Issue 1 (March & April 2023 (Articles in English & French) 2023)
Abstract

Many students, both at tertiary and secondary level, consider writing for academic purposes as a challenging task. It is of prime importance that students have sufficient content knowledge and basic understanding of different writing strategies to write coherent and cohesive texts. This study unveils the impact of writing strategy instruction on writing strategy use and performance of 40 undergraduates enrolled in an Academic and Professional Writing course. The design of the current study was experimental and data were collected using a questionnaire and students’ essays. The results of the t-test present that writing strategies training could be imparted to the students to improve their overall writing. The treatment group showed a significant improvement in their writing performance and writing strategy use after receiving strategy instructions. The study recommends explicit writing strategy instruction be incorporated into English writing courses and learners be encouraged to use them in their writing tasks.

 

Volume 22, Issue 1 (1-2020)
Abstract

Beneficial association of rhizobial strains with leguminous plants may result in the enhancement of nodulation in the root and overall plant performance. In this study, the efficacy of inoculation was tested with pre-isolated Rhizobium phaseoli R9 and Mesorhizobium ciceri R6 as a single and in combined treatments on common bean (Phaseolus vulgaris L.) in a field experiment at soil salinity level of 5.6 dS m-1 over two growing seasons. The bacterial inoculations increased the plant height, root and shoot biomass, grain yield, number of nodules per plant, nodule dry weight, and root length of common bean, with a significant difference. Compared to single inoculation, co-inoculation of the rhizobial strains was more effective in all plant parameters and increased the seed yield by 35.1 and 37.9%, respectively, over the two consecutive seasons compared to the uninoculated control. Chemical analysis showed a significantly (P< 0.05) higher protein and oil content in the seeds of the co-inoculated plants than those of the control. The result of the experiment showed a strong correlation (r2= 0.87) between the increased nodule dry weight and seed yield of common bean. It might be concluded that co-inoculation with rhizobial strains could be the most effective biofertilization strategy for achieving greater nodulation and yield of common bean under saline conditions of Uzbekistan.
 

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