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Tropical Agricultural Research and Extension

Volume 19(1) - 2016

Research Articles

Effect of parboiling on minerals and heavy metals of selected Sri Lankan traditional rice varieties grown under organic farming

TI Kariyawasam, PI Godakumbura*, MAB Prashantha and GAS Premakumara

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Colchicine induced tetraploids of radish (Raphanus sativus L.)

IP Manawadu, N Dahanayake* and SGJN Senanayake

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Assessing consumer demand for food quality certification: Case of “HACCP certified eggs”

RMS Ranasinghe, UK Jayasinghe-Mudalige*, LDMN Lokuge, JC Edirisinghe, TPSR Guruge, JMM Udugama and HMLK Herath

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Allelopathic potential of some sri lankan traditional rice (Oryza sativa L.) cultivars against Echinochloa crus-galli L.

AS Ranagalage and DL Wathugala*

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Induced polypoidy under in vitro conditions and highly efficacious screening of hexaploids in purple coneflower (Echinacea purpurea (L.) Moench)

Xiao-Lu Chen*, Dahanayake Nilanthi, Yue-Sheng Yang*, Dong-Liang Li, Jun-Jie Zhang, Qing-Ling Li, Rong Chen, Hong Wu3

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Effect of two chitin synthesis inhibitors on the reproductive potential of two successive generations of Tribolium castaneum (Herbst)

Jannatul Ferdous, W Islam* and Selina Parween

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