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K. R. Shivanna

K. R. Shivanna

D-Index & Metrics

Plant Science and Agronomy

D-Index
36
Citations
6600
World Ranking
4797
National Ranking
140

Overview

What is he best known for?

The fields of study he is best known for:

  • Botany
  • Ecology
  • Genetics

K. R. Shivanna focuses on Botany, Pollen, Germination, Pollen tube and Pollination. K. R. Shivanna has included themes like Membrane and Human fertilization in his Botany study. His research integrates issues of Forage and Sterility in his study of Pollen.

The subject of his Germination research is within the realm of Horticulture. He studied Pollen tube and Stigma that intersect with Heterostyly, Self-pollination, Primula, Pollen adhesion and Liliaceae. The Pollination study combines topics in areas such as Nectarinia, Sunbird, Biotechnology and Plant breeding.

His most cited work include:

  • The receptive surface of the angiosperm stigma (584 citations)
  • The evaluation of pollen quality, and a further appraisal of the fluorochromatic (FCR) test procedure. (342 citations)
  • The angiosperm pollen: Structure and function (205 citations)

What are the main themes of his work throughout his whole career to date?

His primary areas of investigation include Botany, Pollen, Pollination, Germination and Pollen tube. In his papers, K. R. Shivanna integrates diverse fields, such as Botany and Backcrossing. His research investigates the connection between Pollen and topics such as Stigma that intersect with issues in Heterostyly.

In the subject of general Pollination, his work in Pollinator is often linked to Apis cerana, thereby combining diverse domains of study. His study in Germination is interdisciplinary in nature, drawing from both Gametogenesis, Primula, Biochemistry and Seedling. His Pollen tube research is multidisciplinary, relying on both Sinapis and Crotalaria, Agronomy, Human fertilization.

He most often published in these fields:

  • Botany (74.58%)
  • Pollen (61.02%)
  • Pollination (30.51%)

What were the highlights of his more recent work (between 2013-2020)?

  • Pollination (30.51%)
  • Botany (74.58%)
  • Pollen (61.02%)

In recent papers he was focusing on the following fields of study:

His primary scientific interests are in Pollination, Botany, Pollen, Ecology and Pollen tube. His Pollination research is multidisciplinary, incorporating elements of Ovule, Syzygium and Habitat. In his works, K. R. Shivanna conducts interdisciplinary research on Botany and General biology.

His specific area of interest is Pollen, where K. R. Shivanna studies Gynoecium. The concepts of his Pollen tube study are interwoven with issues in Vegetative reproduction, Epiphyte, Bumper crop, Germination and Longevity. K. R. Shivanna interconnects Developmental biology and In vitro in the investigation of issues within Germination.

Between 2013 and 2020, his most popular works were:

  • Reproductive Ecology of Flowering Plants: A Manual (24 citations)
  • Pollen-Pistil Interaction (16 citations)
  • Broadening the genetic base of crop brassicas by production of new intergeneric hybrid. (10 citations)

In his most recent research, the most cited papers focused on:

  • Botany
  • Ecology
  • Genetics

His scientific interests lie mostly in Ecology, Botany, Pollination, Pollen and Dendrobium. In general Ecology, his work in Sexual reproduction, Plant tolerance to herbivory and Reproductive ecology is often linked to Fresh water and Mechanism linking many areas of study. His studies in Botany integrate themes in fields like Genetic variation and Introgression.

When carried out as part of a general Pollination research project, his work on Pollination syndrome is frequently linked to work in Apis cerana, therefore connecting diverse disciplines of study. His Pollen research incorporates themes from Sperm and Human fertilization.

Best Publications

  • The receptive surface of the angiosperm stigma

    Yolande Heslop-Harrison;K. R. Shivanna

  • The evaluation of pollen quality, and a further appraisal of the fluorochromatic (FCR) test procedure.

    J. Heslop-Harrison;Y. Heslop-Harrison;K. R. Shivanna

  • Pollen Biology: A Laboratory Manual

    K. R. Shivanna;N. S. Rangaswamy

  • The angiosperm pollen: Structure and function

    K. R. Shivanna;B. M. Johri

  • Membrane state and pollen viability

    K. R. Shivanna;J. Heslop-Harrison

  • Pollen Biology and Biotechnology

    K. R. Shivanna

  • Pollen viability and pollen vigor

    K. R. Shivanna;H. F. Linskens;M. Cresti

  • Reproductive biology of Butea monosperma (Fabaceae)

    Rajesh Tandon;K. R. Shivanna;H. Y. Mohan Ram

  • Pollen Biotechnology for Crop Production and Improvement

    K. R. Shivanna;V. K. Sawhney;R. Bruce Knox

  • Effects of High Temperature Stress on Brassica Pollen: Viability, Germination and Ability to Set Fruits and Seeds

    G. U. Rao;Ajay Jain;K. R. Shivanna

  • Pollination and Pollen-pistil Interaction in Oil Palm, Elaeis guineensis

    Rajesh Tandon;T.N. Manohara;B.H.M. Nijalingappa;K.R. Shivanna

  • Heterostyly in Primula. 2. Sites of pollen inhibition, and effects of pistil constituents on compatible and incompatible pollen-tube growth

    K. R. Shivanna;J. Heslop-Harrison;Y. Heslop-Harrison

  • The pollen-stigma interaction: bud pollination in the Cruciferae

    K. R. Shivanna;Y. Heslop-Harrison;J. Heslop-Harrison

  • Heterostyly inPrimula. 1. Fine-structural and cytochemical features of the stigma and style inPrimula vulgaris huds

    Y. Heslop-Harrison;J. Heslop-Harrison;K. R. Shivanna

  • Apomixis and Polyembryony in the Guggul Plant, Commiphora wightii

    Promila Gupta;K.R. Shivanna;H.Y. Mohan Ram

  • Stigma-surface Esterase Activity and Stigma Receptivity in Some Taxa Characterized by Wet Stigmas

    K. R. Shivanna;D. C. Sastri

  • Induction of Gamete Compatibility and Seed Formation in Axenic Cultures of a Diploid Self-incompatible Species of Petunia

    N. S. Rangaswamy;K. R. Shivanna

  • Responses of tobacco pollen to high humidity and heat stress: viability and germinability in vitro and in vivo

    K. R. Shivanna;H. F. Linskens;M. Cresti

  • Pollination biology and breeding system of Acacia senegal

    Rajesh Tandon;K. R. Shivanna;H. Y. Mohan Ram

  • Reproductive Ecology of Flowering Plants: A Manual

    K.R Shivanna;Rajesh Tandon

  • Production and characterization of interspecific hybrids between Brassica maurorum and crop brassicas

    B. Chrungu;N. Verma;A. Mohanty;A. Pradhan

  • Development of two new cytoplasmic male-sterile lines in Brassica juncea through wide hybridization

    M. Malik;P. Vyas;N. S. Rangaswamy;K. R. Shivanna

  • Pollen-pistil interaction in Linum grandiflorum : Scanning electron microscopic observations and proteins of the stigma surface.

    Sunanda Ghosh;K. R. Shivanna

  • Regular ArticlePollination biology and breeding system of Acacia senegal

    Rajesh Tandon;K.R Shivanna;H.Y Mohan Ram

Frequent Co-Authors

J. S. Heslop-Harrison
J. S. Heslop-Harrison University of Leicester
Mauro Cresti
Mauro Cresti University of Siena
Shyam Prakash
Shyam Prakash Indian Agricultural Research Institute
Satya Prakash
Satya Prakash McGill University
Jean-Michel Mérillon
Jean-Michel Mérillon University of Bordeaux

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