studies on physiological and seasonal influence in different rice varieties under system of rice ...

343 Pages·2016·6.73 MB·English

STUDIES ON PHYSIOLOGICAL AND
SEASONAL INFLUENCE IN DIFFERENT
RICE VARIETIES UNDER SYSTEM OF RICE
INTENSIFICATION VS NORMAL
TRADITIONAL CULTIVATION

BY
J. BHARGHAVI
M.Sc. (Ag.)

THESIS SUBMITTED TO THE
ACHARYA N. G. RANGA AGRICULTURAL UNIVERSITY
IN PARTIAL FULFILMENT OF THE REQUIREMENTS
FOR THE AWARD OF THE DEGREE OF

DOCTOR OF PHILOSOPHY IN AGRICULTURE
(CROP PHYSIOLOGY)

CHAIRPERSON: Dr. A. SIVASANKAR

DEPARTMENT OF CROP PHYSIOLOGY
COLLEGE OF AGRICULTURE
RAJENDRANAGAR, HYDERABAD- 500 030
ACHARYA N.G. RANGA AGRICULTURAL UNIVERSITY

2013
CERTIFICATE

Mrs. J. Bharghavi has satisfactorily prosecuted the course of research and
that thesis entitled “STUDIES ON THE PHYSIOLOGICAL AND SEASONAL
INFLUENCE IN DIFFERENT RICE VARIETIES UNDER SYSTEM OF RICE
INTENSIFICATION VS NORMAL TRADITIONAL CULTIVATION”
submitted is the result of original research work and is of sufficiently high standard to
warrant its presentation to the examination. I also certify that neither the thesis nor its
part thereof has been previously submitted by her for a degree of any University.

Date: (A. SIVASANKAR)
Chairperson
Associate Dean
Agriculture College
Aswaraopet
CERTIFICATE

This is to certify that the thesis entitled “STUDIES ON THE
PHYSIOLOGICAL AND SEASONAL INFLUENCE IN DIFFERENT RICE
VARIETIES UNDER SYSTEM OF RICE INTENSIFICATION VS NORMAL
TRADITIONAL CULTIVATION” submitted in partial fulfillment of the
requirements for the degree of ‘Doctor of Philosophy in Agriculture’ of the Acharya
N. G. Ranga Agricultural University, Hyderabad is a record of the bonafide original
research work carried out by Mrs. J. Bharghavi under our guidance and supervision.
No part of the thesis has been submitted by the student for any other degree or
diploma. The published part and all assistance received during the course of the
investigations have been duly acknowledged by the author of the thesis.
Thesis approved by the Student Advisory Committee

Chairperson Dr. A. SIVASANKAR
Chairperson
Associate Dean,
College of Agriculture,
Aswaraopet, Khammam. (Signature)
Co- Chairperson Dr. R. MAHENDRA KUMAR
Principal Scientist
Crop Production section, Agronomy,
Directorate of Rice Research (DRR),
Rajendranagar, Hyderabad. (Signature)
Member Dr. P. RAGHUVEER RAO
Senior Scientist
Plant Physiology,
Directorate of Rice Research (DRR),
Rajendranagar, Hyderabad. (Signature)
Member Ms. P.C. LATHA
Scientist
Soil Science,
Directorate of Rice Research (DRR),
Rajendranagar, Hyderabad. (Signature)

Date of final viva -voce:
DECLARATION

I, J. BHARGHAVI, hereby declare that the thesis entitled “STUDIES ON
PHYSIOLOGICAL AND SEASONAL INFLUENCE IN DIFFERENT RICE
VARIETIES UNDER SYSTEM OF RICE INTENSIFICATION VS NORMAL
TRADITIONAL CULTIVATION” submitted to the Acharya N.G. Ranga
Agricultural University for the degree of Doctor of Philosophy in Agriculture is
the result of original research work done by me. I also declare that no material
contained in the thesis has been published earlier in any manner.

Place: Hyderabad
(J. BHARGHAVI)

Date: I. D. No: RAD/07-24
STUDIES ON PHYSIOLOGICAL AND
SEASONAL INFLUENCE IN
DIFFERENT RICE VARIETIES
UNDER SYSTEM OF RICE
INTENSIFICATION VS NORMAL
TRADITIONAL CULTIVATION

JURUKUNTLA BHARGHAVI
M.Sc. (Ag.)

DOCTOR OF PHILOSOPHY IN AGRICULTURE
(CROP PHYSIOLOGY)

2013
LIST OF CONTENTS

Chapter No. Title Page No.

I INTRODUCTION

II REVIEW OF LITERATURE

III MATERIAL AND METHODS

IV RESULTS AND DISCUSSION

V SUMMARY AND CONCLUSIONS

LITERATURE CITED

APPENDICES
DECLARATION

I, J. BHARGHAVI, hereby declare that the thesis entitled “STUDIES ON
PHYSIOLOGICAL AND SEASONAL INFLUENCE IN DIFFERENT RICE
VARIETIES UNDER SYSTEM OF RICE INTENSIFICATION VS NORMAL
TRADITIONAL CULTIVATION” submitted to the Acharya N.G. Ranga
Agricultural University for the degree of Doctor of Philosophy in Agriculture is
the result of original research work done by me. I also declare that no material
contained in the thesis has been published earlier in any manner.

Place: Hyderabad
(J. BHARGHAVI)

Date: I. D. No: RAD/07-24
CERTIFICATE

Mrs. J. Bharghavi has satisfactorily prosecuted the course of research and
that thesis entitled “STUDIES ON THE PHYSIOLOGICAL AND SEASONAL
INFLUENCE IN DIFFERENT RICE VARIETIES UNDER SYSTEM OF RICE
INTENSIFICATION VS NORMAL TRADITIONAL CULTIVATION”
submitted is the result of original research work and is of sufficiently high standard to
warrant its presentation to the examination. I also certify that neither the thesis nor its
part thereof has been previously submitted by her for a degree of any University.

Date: (A. SIVASANKAR)
Chairperson
Associate Dean
Agriculture College
Aswaraopet
CERTIFICATE

This is to certify that the thesis entitled “STUDIES ON THE
PHYSIOLOGICAL AND SEASONAL INFLUENCE IN DIFFERENT RICE
VARIETIES UNDER SYSTEM OF RICE INTENSIFICATION VS NORMAL
TRADITIONAL CULTIVATION” submitted in partial fulfillment of the
requirements for the degree of ‘Doctor of Philosophy in Agriculture’ of the Acharya
N. G. Ranga Agricultural University, Hyderabad is a record of the bonafide original
research work carried out by Mrs. J. Bharghavi under our guidance and supervision.
No part of the thesis has been submitted by the student for any other degree or
diploma. The published part and all assistance received during the course of the
investigations have been duly acknowledged by the author of the thesis.
Thesis approved by the Student Advisory Committee

Chairperson Dr. A. SIVASANKAR
Chairperson
Associate Dean,
College of Agriculture,
Aswaraopet, Khammam. (Signature)
Co- Chairperson Dr. R. MAHENDRA KUMAR
Principal Scientist
Crop Production section, Agronomy,
Directorate of Rice Research (DRR),
Rajendranagar, Hyderabad. (Signature)
Member Dr. P. RAGHUVEER RAO
Senior Scientist
Plant Physiology,
Directorate of Rice Research (DRR),
Rajendranagar, Hyderabad. (Signature)
Member Ms. P.C. LATHA
Scientist
Soil Science,
Directorate of Rice Research (DRR),
Rajendranagar, Hyderabad. (Signature)

Date of final viva -voce:
ACKNOWLEDGEMENT

I am sincerely grateful to my grand mother (late Yashodamma) for giving me enough
strength and fortitude to meet various challenges.
With immense pleasure, I wish to express my heartfelt respect and affectionate
gratitude to my beloved father Satyanarayana garu and mother Suma garu whose everlasting
love, unfading faith, incessant inspiration, moral and financial support and blessings kept me
enthusiastic throughout my life and moulded me to the present position, and whose constant
encouragement brings out the best in every one of my endeavors and without which this work
could not have been completed.
I humbly take this opportunity to place my profound debt of gratitude on record to
my esteemed major advisor and Chairman of the Advisory Committee, Dr. A. Siva sankar,
Associate Dean, Agriculture college, Aswaraopet, khammam for his valuable suggestions,
encouragement, affection, personal guidance, keen interest, immeasurable help and
constructive criticism given throughout my work and making it possible to bring out this
thesis. It was an honor and privilege for me to be associated with him who stood by me with
boundless patience in many difficult situations during my Ph D Degree Programme.
I am equally and deeply indebted to Dr. R. Mahender kumar Principal scientist and
Head, Department of Agronomy, Directorate of Rice Research, Rajendranagar, Hyderabad
and co-chairperson of the Advisory Committee. His encouragement, valuable guidance and
technical suggestions throughout the period of investigation led to the perfect conduct of the
experimental work and presentation of thesis.
I owe my effusive thanks to Dr. P. Raghuveer rao, senior scientist, plant physiology,
Directorate of Rice Research, Rajendranagar, Hyderabad and Member of Advisory Committee
for his help in physiological observations, biochemical analysis and his encouragement, co-
operation and valuable suggestions during the course of my study.
I also extend my thanks and deep sense of gratitude to the other member of my
advisory committee Ms P. C. Latha, scientist, soil science Directorate of Rice Research,
Rajendranagar, Hyderabad for her help in soil analysis and for the constructive criticism and
affectionate encouragements during the work at all the stages.
I owe my special debt of sincere gratitude to Dr. P.V. Rao, Professor and Head,
Department of Plant Physiology, College of Agriculture, Rajendranagar, Hyderabad for his
scholarly guidance and dexterous suggestion in the completion of research work.