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Volume 32 (2021): Issue 3 (Jul 2021)

Open Access

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Tropical Agricultural Research

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12 articles

Open Access

|Jul 2021

Energy Efficiency and Economic Analysis of an Irrigated Rice Farming System in Ampara District of Sri Lanka: An Assessment for 2018/19 Maha Season

N. A. R. J. Perera , A. K. Karunarathna and B. F. A. Basnayake

Open Access

|Jul 2021

Comparative Analysis of Sustainability in Paddy Monoculture and Paddy-Maize Rotation Farming Systems in Sri Lanka

S. P. Dissanayake , L. H. P. Gunaratne, T. Sivanathewer and G. A. S. Ginigaddara

Open Access

|Jul 2021

Application of Standard Precipitation Index (SPI) to Assess Rainfall variability in a Major Agricultural Area in Dry Zone of Sri Lanka

E. M. G. P. Hemachandra , N. D. K. Dayawansa and R. P. De Silva

Open Access

|Jul 2021

Effect of Indian Ocean Dipole (IOD) Events on the Second Inter-monsoonal Rainfall in the Wet Zone of Sri Lanka

A. B. Abeysekera , B. V. R. Punyawardena, B. Marambe, I. M. S. P. Jayawardena, T. Sivananthawerl and V. N. M. Wickramasinghe

Open Access

|Jul 2021

Water Productivity in Tank Cascade Systems: A Case Study in Mahakanumulla Cascade, Sri Lanka

S. Sirimanna and D. V. P. Prasada

Open Access

|Jul 2021

Overcoming Challenges and Achieving Sustainability of Potato Production through A Real-time Digital Knowledge-based System

M. S. A. Mohamed , D. L. Wathugala, W. A. Indika and M. K. S. Madushika

Open Access

|Jul 2021

Comparison of DNA Extraction Protocols for Molecular Identification of Root Knot Nematode (Meloidogyne Spp.) Using Egg Masses

W. M. S. U. K. Wijekoon, K. M. D. W. P. Nishantha and D. M. De Costa

Open Access

|Jul 2021

Growth Physiology and Crop Yields of Direct-seeded Rice under Diverse Input Systems in the Dry Zone of Sri Lanka

W. M. D. M. Wickramasinghe, D. A. U. D. Devasinghe, D. M. D. Dissanayake, D. I. D. S. Benaragama, W. C. P. Egodawatta and L. D. B. Suriyagoda

Open Access

|Jul 2021

Drought Analysis Using Standardized Precipitation Index (SPI): A Case Study in Jaffna Peninsula in Sri Lanka

T. Sellathurai , K. Venugoban, S. S. Sivakumar and T. Mikunthan

Open Access

|Jul 2021

Sorption Isotherm Analysis of Trace Metals on a Sandy Textured Coconut Growing Soil

M. K. F. Nadheesha , A. J. Mohotti and N. Priyantha

eISSN: 2706-0233|Language: English

Website: https://tar.sljol.info

Published by: Postgraduate Institute of Agriculture (PGIA)

In partnership with: Paradigm Publishing Services

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