Ranga Appuhamy (JADRN Appuhamy/ J. A. D. Ranga Niroshan Appuhamy/ J Appuhamy, JA Appuhamy)

Ranga Appuhamy (JADRN Appuhamy/ J. A. D. Ranga Niroshan Appuhamy/ J Appuhamy, JA Appuhamy)

Iowa State University

H-index: 24

North America-United States

About Ranga Appuhamy (JADRN Appuhamy/ J. A. D. Ranga Niroshan Appuhamy/ J Appuhamy, JA Appuhamy)

Ranga Appuhamy (JADRN Appuhamy/ J. A. D. Ranga Niroshan Appuhamy/ J Appuhamy, JA Appuhamy), With an exceptional h-index of 24 and a recent h-index of 21 (since 2020), a distinguished researcher at Iowa State University, specializes in the field of ISU-Animal Science, Dairy nutrition, Protein Nutrition, Environmental Sustainability.

His recent articles reflect a diverse array of research interests and contributions to the field:

Effects of Elevating Zinc Supplementation on the Health and Production Parameters of High-Producing Dairy Cows

Effects of a phytogenic feed additive on weaned dairy heifer calves subjected to a diurnal heat stress bout

Effect of TMR briquettes on milk production, nutrient digestibility, and manure excretions of dairy cows in the dry zone of Sri Lanka

Early step-down weaning of dairy calves from a high milk volume with glutamine supplementation

Evaluating Ruminal and Small Intestinal Morphology and Microbiota Composition of Calves Fed a Macleaya cordata Extract Preparation

Effects of branched-chain amino acids on glucose uptake and lactose synthesis rates in bovine mammary epithelial cells and lactating mammary tissue slices

Assessing Performance and Safety of Feeding a Standardized Macleaya cordata Extract to Calves

Assessing intestinal barrier function of weaned calves using serum lactulose to mannitol ratio

Ranga Appuhamy (JADRN Appuhamy/ J. A. D. Ranga Niroshan Appuhamy/ J Appuhamy, JA Appuhamy) Information

University

Position

Assistant Professor Animal Science

Citations(all)

2138

Citations(since 2020)

1273

Cited By

1332

hIndex(all)

24

hIndex(since 2020)

21

i10Index(all)

34

i10Index(since 2020)

32

Email

University Profile Page

Iowa State University

Google Scholar

View Google Scholar Profile

Ranga Appuhamy (JADRN Appuhamy/ J. A. D. Ranga Niroshan Appuhamy/ J Appuhamy, JA Appuhamy) Skills & Research Interests

ISU-Animal Science

Dairy nutrition

Protein Nutrition

Environmental Sustainability

Top articles of Ranga Appuhamy (JADRN Appuhamy/ J. A. D. Ranga Niroshan Appuhamy/ J Appuhamy, JA Appuhamy)

Title

Journal

Author(s)

Publication Date

Effects of Elevating Zinc Supplementation on the Health and Production Parameters of High-Producing Dairy Cows

Animals

Maria Oconitrillo

Janaka Wickramasinghe

Shedrack Omale

Donald Beitz

Ranga Appuhamy

2024/1/25

Effects of a phytogenic feed additive on weaned dairy heifer calves subjected to a diurnal heat stress bout

Journal of Dairy Science

HKJP Wickramasinghe

N Stepanchenko

MJ Oconitrillo

BM Goetz

MA Abeyta

...

2023/9/1

Effect of TMR briquettes on milk production, nutrient digestibility, and manure excretions of dairy cows in the dry zone of Sri Lanka

Animals

Wishma Karunanayaka

Deepthi Nayananjalie

Ranga Appuhamy

Jayantha Adikari

Viraj Weerasingha

...

2022/4/5

Early step-down weaning of dairy calves from a high milk volume with glutamine supplementation

Journal of Dairy Science

HKJP Wickramasinghe

CA Kaya

LH Baumgard

JADRN Appuhamy

2022/2/1

Evaluating Ruminal and Small Intestinal Morphology and Microbiota Composition of Calves Fed a Macleaya cordata Extract Preparation

Animals

Janaka Wickramasinghe

Chiron J Anderson

Can Ayhan Kaya

Patrick J Gorden

Flavio Rodrigues Borges Ribeiro

...

2022/12/23

Effects of branched-chain amino acids on glucose uptake and lactose synthesis rates in bovine mammary epithelial cells and lactating mammary tissue slices

Journal of Dairy Science

JVV Silva

S Ganesan

HKJP Wickramasinghe

N Stepanchenko

CA Kaya

...

2022/2/1

Assessing Performance and Safety of Feeding a Standardized Macleaya cordata Extract to Calves

Animals

Ray A Matulka

Janaka Wickramasinghe

Juliane Dohms

Flavio Rodrigues Borges Ribeiro

Ranga Appuhamy

2022/10/21

Assessing intestinal barrier function of weaned calves using serum lactulose to mannitol ratio

HKJP Wickramasinghe

N Stepanchenko

MJ Oconitrillo

BM Goetz

MA Abeyta

...

2022/1/1

Early stepdown weaning of dairy calves with glutamine and branched-chain amino acid supplementations

Animals

Janaka Wickramasinghe

Can Ayhan Kaya

Donald Beitz

Ranga Appuhamy

2022/6/7

289 Phytogenic Feed Additives as a Potential Strategy to Mitigate the Negative Effects of Heat Stress in Growing Heifers

Journal of Animal Science

Shelby M Ramirez

Janaka Wickramasinghe

Nadiia Stepanchenko

Maria Oconitrillo

Jayamuni Silva

...

2021/11/1

Some important blood parameters of dairy-beef crossbred calves

Iowa State University Animal Industry Report

Ranga Appuhamy

Nadiia Stepanchenko

Janaka Wickramasinghe

2021/2/6

The Effects of Amino Acid Supplementations during Weaning on Starter Intake and Growth of Dairy Calves

Iowa State University Animal Industry Report

Ranga Appuhamy

Can Ayhan Kaya

Janaka Wickramasinghe

2021/10/13

Improving dairy feed efficiency, sustainability, and profitability by impacting farmer’s breeding and culling decisions

of the Series: ICAR Technical Series

MJ Van de Haar

RJ Tempelman

JE Koltes

R Appuhamy

HM White

...

2021/4/26

The Effects of a Zinc-Methionine Supplementation in High Producing Dairy Cows

Iowa State University Animal Industry Report

Ranga Appuhamy

Maria Jose Oconitrillo

Janaka Wickramasinghe

Nadiia Stepanchenko

Cori Siberski

...

2021/3/21

Effects of microencapsulated methionine on milk production and manure nitrogen excretions of lactating dairy cows

Animals

Layla King

Janaka Wickramasinghe

Brooke Dooley

Carrie McCarthy

Emily Branstad

...

2021/12/14

The Effects of Diurnal Heat Stress in Dairy Heifer Calves

Iowa State University Animal Industry Report

Ranga Appuhamy

Janaka Wickramasinghe

Nadiia Stepanchenko

Maria Jose Oconitrillo

Megan Abeyta

...

2021/2/6

Beginning to offer drinking water at birth increases the species richness and the abundance of Faecalibacterium and Bifidobacterium in the gut of preweaned dairy calves

Journal of dairy science

HKJP Wickramasinghe

JM Anast

S Schmitz-Esser

NVL Serão

JADRN Appuhamy

2020/5/1

The effects of a sanguinarine supplementation on villus height and crypt depth of calves

J Dairy Sci

N Stepanchenko

HKJP Wickramasinghe

EA Horst

JVV Silva

ME O’Neal

...

2020/1/1

Development of mathematical models to predict enteric methane emission by cattle in Latin America

Livestock Science

Mohammed Benaouda

M González-Ronquillo

JADRN Appuhamy

E Kebreab

LT Molina

...

2020/11/1

Elucidating the effects of branched-chain amino acid availability on lactose synthesis rates using mammary tissue slices and stable isotope-labelled glucose

JVV Silva

L Showman

HKJP Wickramasinghe

N Stepanchenko

MJO Hidalgo

...

2020/1/1

See List of Professors in Ranga Appuhamy (JADRN Appuhamy/ J. A. D. Ranga Niroshan Appuhamy/ J Appuhamy, JA Appuhamy) University(Iowa State University)