News Update on Path Coefficient Research: Aug – 2019

Significance of path coefficient analysis in determining the nature of character association

Interrelationships among production characters were determined each by straightforward correlation and path constant analyses, mistreatment ecogeographically various spring wheat genotypes. straightforward correlation analysis indicated that kernel weight correlative absolutely with plant height and negatively with heading time. additionally spike range and kernel weight showed extremely positive and heading time extremely negative correlations with grain yield. Path constant analysis was helpful therein it discovered verity nature of cause-and-effect relationships of heading time, plant height, spike range and kernel weight with grain yield. where possible, path constant analysis ought to be conducted additionally to straightforward correlation analysis. [1]

Determining relationships among yield and some yield components using path coefficient analysis in chickpea (Cicer arietinum L.)

Chickpea is a vital supply of supermolecule and encompasses a major role at human nutrition and it’s essential to understand the relationships between yield and its parts in chickpea breeding programs. during this study, 5 chickpea lines provided from the chickpea breeding program of Field Crops Department, school of Agriculture, capital of Turkey University were used. within the examined characteristics, positive and important relationships were found statistically between the quantity of seeds pod−1 and therefore the number of pods plant−1, between the quantity of seeds plant−1 and therefore the number of pods plant−1 and the quantity of seeds pod−1, between seed yield plant−1 and therefore the variety of pods plant−1, the number of seeds pod−1, the quantity of seeds plant−1; between the number of seeds pod−1 and seed yield unit−1 space; between the number of seeds plant−1 and seed yield unit−1 area. [2]

A Path Coefficient Analysis of Some Yield Component Interrelations in Field Beans (Phaseolus vulgaris L.) 1

A path-coefficient analysis was performed in field beans of the direct and indirect effects of leaf range and leaf size upon range of pods per plant, range of seeds per pod, and seed weight, and of the latter parts upon yield. the info on that the analysis was primarily based were obtained from F3 and F4 families during a perennial choice experiment full-grown at 3 locations. choice had been practiced for every element on an individual basis, at 3 levels of high, modal, low), in sub-populations maintained at every of the 3 locations. [3]

Temporal relationship between hyperuricemia and obesity, and its association with future risk of type 2 diabetes

Background/objectives: though hyperuricemia and fleshiness are considerably related , their temporal relationship and whether or not this relationship is related to future risk of polygenic disorder are mostly unknown. This study examined temporal relationship between hyperuricemia and fleshiness, and its association with future risk of kind two polygenic disorder. [4]

Heritability, Character Relationship and Path Coefficient Analysis in Agronomic Traits of Baby Corn over Different Environments

Seven hybrids of baby corn (Zea mays L.) at the side of 2 industrial hybrid baby corn varieties as check were evaluated at six locations in Asian nation following randomised complete block style with 2 replications. shut likeness between genotypical correlation (GCV) and composition correlation (PCV) was determined for all traits indicating less interference of environmental impact and therefore, the choice for these characters would be effective. Heritability estimates normally were high for all the characters studied except cob length while not husk whereas high heritability in addition to moderate genetic advance as % of mean was found for cob weight while not husk per plant and cob yield per plant. [5]

Reference

[1] Bhatt, G.M., 1973. Significance of path coefficient analysis in determining the nature of character association. Euphytica, 22(2), pp.338-343. (Web Link)

[2] Güler, M., Adak, M.S. and Ulukan, H., 2001. Determining relationships among yield and some yield components using path coefficient analysis in chickpea (Cicer arietinum L.). European Journal of Agronomy, 14(2), pp.161-166. (Web Link)

[3] Duarte, R.A. and Adams, M.W., 1972. A Path Coefficient Analysis of Some Yield Component Interrelations in Field Beans (Phaseolus vulgaris L.) 1. Crop Science, 12(5), pp.579-582. (Web Link)

[4] Temporal relationship between hyperuricemia and obesity, and its association with future risk of type 2 diabetes
Tianshu Han, Xing Meng, Ruiqi Shan, Tianqi Zi, Yingmei Li, Hao Ma, Yanhe Zhao, Dan Shi, Rongge Qu, Xiaoyu Guo, Lei Liu, Lixin Na, Ying Li & Changhao Sun
International Journal of Obesityvolume 42, pages1336–1344 (2018) (Web Link)

[5] Begum, S., Alam, S. S., Amiruzzaman, M. and Rohman, M. M. (2018) “Heritability, Character Relationship and Path Coefficient Analysis in Agronomic Traits of Baby Corn over Different Environments”, Journal of Experimental Agriculture International, 19(6), pp. 1-10. doi: 10.9734/JEAI/2017/38529. (Web Link)