Search Results - "Marambe, B."

Simulation of crop and water productivity for rice (Oryza sativa L.) using APSIM under diverse agro-climatic conditions and water management techniques in Sri Lanka by Amarasingha, R.P.R.K., Suriyagoda, L.D.B., Marambe, B., Gaydon, D.S., Galagedara, L.W., Punyawardena, R., Silva, G.L.L.P., Nidumolu, U., Howden, M.

“…•APSIM–Oryza estimated the rice yield in water limited environments with a strong fit.•Early onset of rainy season resulted in longer seasons with more rain…”
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Barnyard grass (Echinochloa crus-galli (L.) P.Beauv) is less competitive on rice (Oryza sativa L.) when phosphorus (P) is applied to deeper layers in P-deficient and moisture-limited soils by Weerarathne, L. V. Y., Suriyagoda, Lalith D. B., Marambe, B.

“…Background and aims Barnyard grass (Echinochloa crus-galli (L.) P.Beauv) is a major C4 weed in rice fields. We aimed to explore a management strategy to reduce…”
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Factors predicting the intention of academics of faculties of agriculture in the state universities in Sri Lanka to engage in outreach activities by Wijerathna, R.M.S., Wickramasuriya, H.V.A., Marambe, B.

“…Evidence of research conducted on outreach activities of Faculties of Agriculture in the state Universities of Sri Lanka focusing on agriculture related…”
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Control of Parthenium hysterophorus L. and its impact on yield performance of tomato (Solanum lycopersicum L.) in the northern province of Sri Lanka by Nishanthan, K., Sivachandiran, S., Marambe, B.

“…Impact of weed control methods on the persistence of Parthenium hysterophorus L., and tomato (Solanum lycopersicum L.) yield was studied in two farmer fields…”
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Performance of anaerobic germination-tolerant rice varieties in direct seeding: effects on stand establishment, weed growth and yield under different seeding rates by Illangakoon, T. K., Marambe, B., Keerthisena, R. S. K., Bentota, A. P., Kulatunge, S., Kumar, V., Ismail, A.

“…Weeds are the most disastrous constraint in direct-seeded rice (DSR). Anaerobic germination-tolerance (AG-tolerance), which is the ability of rice to…”
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Impact of variety and seed priming on anaerobic germination-tolerance of rice (Oryza sativa L.) varieties in Sri Lanka by Illangakoon, T. K., Ella, E. S., Ismail, A. M., Marambe, B., Keerthisena, R. S. K., Bentota, A. P., Kulatunge, S.

“…Ability of some rice ( Oryza sativa L. ) genotypes to germinate and grow under submerged conditions where oxygen supply is limited provides an efficient mean…”
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Weed management practices in machine transplanted rice cultivation by Bandara, R. M. U. S., Marambe, B., Abeysekara, A. S. K., Wickrama, W. M. U. B., Dissanayaka, H. M. M. K. K. H., Siriwardana, A. N., Nawarathna, N. M. D. P., De Silva, Y. M. S. H. I. U.

“…The yield performance of lowland rice varieties depends on the method of crop establishment. However, yield of transplanted rice is generally believed to be…”
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Modelling the impact of changes in rainfall distribution on the irrigation water requirement and yield of short and medium duration rice varieties using APSIM during Maha season in the dry zone of Sri Lanka by Amarasingha, R.P.R.K., Suriyagoda, L.D.B., Marambe, B., Galagedara, L.W., Silva, G.L.L.P, Punyawardena, R., Wijekoon, R., Nidumolu, U., Howden, M.

“…Rice (Oryza sativa L.) production in Sri Lanka is heavily dependent on the rainfall distribution pattern of the cultivating season. Estimation of the variation…”
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Aligning Sowing Dates with the Onset of Rains to Improve Rice Yields and Water Productivity: Modelling Rice (Oryza sativa L.) Yield of the Maha Season in the Dry Zone of Sri Lanka by Amarasingha, R.P.R.K., Galagedara, L.W., Marambe, B., Silva, G.L.L.P., Punyawardena, R., Nidumolu, U., Howden, M., Suriyagoda, L.D.B.

“…Rice (Oryza sativa L.) cultivation in Sri Lanka is restricted by limited water availability. Increased variability of seasonal rainfall as a result of climate…”
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Propanil‐resistant barnyardgrass [Echinochloa crus‐galli (L.) Beauv.] in Sri Lanka: Seedling growth under different temperatures and control by MARAMBE, B., AMARASINGHE, L.

“…Experiments were conducted to (i) evaluate the efficacy of propanil formulations available in Sri Lanka in controlling Echinochloa crus‐galli; (ii) study the…”
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Seedbank dynamics and integrated management of Parthenium hysterophorus in vegetable capsicum by Nishanthan, K., Sivachandiran, S., Marambe, B.

“…Weed seedbank was assessed and an integrated weed management package was developed to control Parthenium hysterophorus in vegetable capsicum. Field experiments…”
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Management of Cleome rutidosperma DC. using high crop density in dry-seeded rice by Chamara, B.S., Marambe, B., Chauhan, Bhagirath S.

“…Cleome rutidosperma is one of the invasive C3 weed species in dry-seeded rice systems in South and Southeast Asia. Cleome species have shown a cytological…”
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Does intercropping play a role in alleviating weeds in cassava as a non-chemical tool of weed management? – A review by Weerarathne, L.V.Y., Marambe, B., Chauhan, Bhagirath S.

“…Cassava is an important root and tuber crop in the tropics which requires intensive weed management at its early growth stages. This review emphasizes the…”
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Intercropping as an effective component of integrated weed management in tropical root and tuber crops: A review by Weerarathne, L.V.Y., Marambe, B., Chauhan, Bhagirath S.

“…Integrated weed management (IWM) strategies composed of non-chemical methods provide many beneficial effects to the agro-ecosystems, including growth and…”
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Barnyard grass is applied to deeper layers in P-deficient and moisture-limited soils by Weerarathne, L. V. Y, Suriyagoda, Lalith D. B, Marambe, B

“…Background and aims Barnyard grass (Echinochloa crus-galli (L.) P.Beauv) is a major C.sub.4 weed in rice fields. We aimed to explore a management strategy to…”
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Functional trait diversity of wild rice species in Sri Lanka: implications for field identification and application by Sandamal, P.S., Tennakoon, A., Amarasekera, D.A.B.N., Marambe, B., Ratnasekera, D.

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Improving water productivity in moisture-limited rice-based cropping systems through incorporation of maize and mungbean: A modelling approach by Amarasingha, R.P.R.K., Suriyagoda, L.D.B., Marambe, B., Rathnayake, W.M.U.K., Gaydon, D.S., Galagedara, L.W., Punyawardena, R., Silva, G.L.L.P., Nidumolu, U., Howden, M.

“…•APSIM-maize and APSIM-mungbean estimated the maize and mungbean yields with a strong fit.•Water productivity (kgha−1mm−1) was the highest for…”
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Enhancing Household Food Security and Dietary Diversity through Homegardens: A Case Study in Selected Districts of Sri Lanka by Lowe, W. A. M., Pushpakumara, D. K. N. G., Weerahewa, H. L. J., Vitharana, W. A. U., Marambe, B., Punyawardena, B. V. R., Silva, G. L. L. P.

“…Homegardens are resourceful ecosystems that provide essential services to the environment and mankind. Their contribution to secure household food requirement…”
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Identification and biological activity of germination-inhibiting long-chain fatty acids in animal-waste composts by Marambe, B, Nagaoka, T, Ando, T

“…Long-chain fatty acids in germination-inhibiting animal-waste composts were identified by gas chromatography-mass spectrometry as myristic, palmitic, stearic,…”
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Effect of Indian Ocean Dipole (IOD) Events on the Second Inter-monsoonal Rainfall in the Wet Zone of Sri Lanka by Abeysekera, A. B., Punyawardena, B. V. R., Marambe, B., Jayawardena, I. M. S. P., Sivananthawerl, T., Wickramasinghe, V. N. M.

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