Rice (Oryza sativa L.), an ancient grass of the family Gramineae,
is not only the staple food of Chhattisgarh but also the lifeblood of its
culture and sustenance. Each grain is a fragment of history, embodying the
dialogue between soil, climate, and the farmer’s patience. To study rice is to
study both biology and philosophy—an inquiry into balance, trade-offs, and
harmony within nature.
In the present study, aromatic short-grain rice genotypes
were evaluated under Advanced Varietal Trial-Two (AVT-2) at Bilaspur,
Chhattisgarh, during kharif 2013. The analysis of variance revealed significant
diversity among genotypes, each plant carrying its own story of strengths and
limitations.
The results unveiled a paradox: days to 50% flowering and
days to maturity—symbols of life’s progress—showed a negative association with
productive tillers, grain weight, and grain yield per plant. In contrast, plant
height (cm) and panicle length (cm) appeared as benefactors, positively linked
with tiller number and grain weight, yet their excess betrayed yield with a
negative correlation. The flag leaf length (cm), modest yet powerful, stood
out: its length (cm) not only mirrored photosynthetic capacity but also exerted
the highest direct positive effect on yield, followed by maturity, panicle
length (cm), and tillers per plant.
Path analysis, like a lens revealing hidden cause beneath
correlation, separated illusion from truth. It showed that while flowering time
and plant height (cm) weighed heavily with negative direct effects, traits such
as productive tillers per plant, days to maturity, panicle length (cm), and
1000-grain weight (g) emerged as the true pillars of yield improvement in
aromatic rice.
Thus, the study concludes that yield is not the gift of a
single trait but the harmony of many—some lifting, others restraining—together
creating the symphony of productivity. In this, rice mirrors life itself:
growth is a balance between forces, and true abundance lies in the right
proportion of all parts.
Author(s) Details
Sharma Devendra Jeet
Department of Genetics and Plant Breeding, Barrister Thakur Chhedilal
College of Agriculture and Research Station, Sarkanda, IGKV Raipur, Bilaspur,
Chhattisgarh, 495004, India.
Parihar Roshan
Department of Genetics and Plant Breeding, Barrister Thakur Chhedilal
College of Agriculture and Research Station, Sarkanda, IGKV Raipur, Bilaspur,
Chhattisgarh, 495004, India.
Pandey Dinesh
Section of Agronomy, Barrister Thakur Chhedilal College of Agriculture and
Research Station, Sarkanda, IGKV Raipur, Bilaspur, Chhattisgarh, 495004, India.
Please see the book here :- https://doi.org/10.9734/bpi/fsarh/v4/3659
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