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Rice–wheat (RW) cropping system in India is a major source of N2O emissions. In such system, defining N rates that deliver minimal N2O emissions and economically optimum yield would benefit both food production and the environment. We measured yield and N2O fluxes from RW systems in Northwest IGP...


Sapkota, Tek BSingh, Love KYadav, Arvind KumarKhatri-Chhetri, ArunJat, Hanuman SSharma, Parbodh CJat, Mangi LalStirling, Clare M[Identifying optimum rates of fertilizer nitrogen application to maximize economic return and minimize nitrous oxide emission from rice–wheat systems in the Indo-Gangetic Plains of India]Identifying optimum rates of fertilizer nitrogen application to maximize economic return and minimize nitrous oxide emission from rice–wheat systems in the Indo-Gangetic Plains of India
Martínez Racines, César PompilioFischer, Albert J.González Tous, Daniel I.Ramírez, Héctor V.Mojica Ortiz, Daniel[Potencial y limitaciones del nuevo tipo de planta de arroz del IRRI: Observaciones preliminares]Potencial y limitaciones del nuevo tipo de planta de arroz del IRRI: Observaciones preliminares

Upland rice is mostly at risk from soil-borne insect pests, including termites, which cause significant crop yield losses. Studies were conducted in 2005 and 2006 at Ikenne, southwest Nigeria to assess the effectiveness of two traditional practices (cow dung and red palm oil mixed with pawpaw), t...


Nwilene, F.E.Agunbiade, T.A.Togola, M.A.Youm, O.Ajayi, O.Oikeh , S.O.Ofodile , S.Falola, O.O.[Efficacy of traditional practices and botanicals for the control of termites on rice at Ikene, southwest Nigeria]Efficacy of traditional practices and botanicals for the control of termites on rice at Ikene, southwest Nigeria

Study region : In this study, 33 catchments across the Lower Mekong Basin in Southeast Asia are examined to detect historical changes in their hydrological response via a model-based methodology. Study focus : Intensive development over the past half century across Southeast Asia’s Lower Mekong B...


Lyon, S.W.King, K.Polpanich, O.Lacombe, Guillaume[Assessing hydrologic changes across the Lower Mekong Basin]Assessing hydrologic changes across the Lower Mekong Basin

The overall measure of farm-level technical efficiency is generally used to derive recommendations for the use of individual inputs. In this paper, joint estimation is made of technical and individual input-use (e.g. irrigation water productivity) efficiencies. This indicates that overall technic...


Kuppannan, PalanisamiRamarao, R.C.Samiappan, S.Malik, Ravinder Paul Singh[Estimating technical and irrigation water productivities in rice production in Tamil Nadu, India]Estimating technical and irrigation water productivities in rice production in Tamil Nadu, India

Climate-smart Agriculture (CSA) represents a commonly accepted term in referring to intended changes in agriculture production addressing climate change. Although specific definitions may vary, CSA is typically conceived as having three pillars, namely Adaptation, Food Security and Mitigation. Th...


Wassmann, ReinerVillanueva, J.Khounthavong, MalisaOkumu, Benard O.Vo, Thi Bach ThuongSander, Bjoern Ole[Adaptation, mitigation and food security: Multi-criteria ranking system for climate-smart agriculture technologies illustrated for rainfed rice in Laos]Adaptation, mitigation and food security: Multi-criteria ranking system for climate-smart agriculture technologies illustrated for rainfed rice in Laos

Abele, S.Koper, E.International Institute of Tropical AgricultureAsiedu, RobertBramel-Cox, P.J.Chikoye, D.López, K.[R4D Review 2]R4D Review 2

In this paper, the climate change scenarios of A2 and B2 for 2070-2100 time scale (denoted as 2080) for several key locations of India and its impact on rice and wheat crops based on regional climate model (PRECIS) were described. The PRECIS projects an increase in temperature over most parts of ...


Zacharias MNaresh Kumar, SooraSingh, S.D.Swaroopa Rani DNAggarwal, Pramod K.[Assessment of impacts of climate change on rice and wheat in the Indo-Gangetic plains]Assessment of impacts of climate change on rice and wheat in the Indo-Gangetic plains

The effects of variable soil moisture regimes along a toposequence on root development, plant water status, and grain yield were investigated for ten rice varieties: (1) 63-83, (2) IB 43, (3) OS 6, (4) IB 6, (5) IR 1529-680-3, (6) C 22, (7) IRAT-13, (8) TOS 4680, (9) IET 1444 and (10) SE 302 G. T...


Mambani, B.Lal, R.[Response of upland rice varieties to drought stress: II. Screening rice varieties by means of variable moisture regimes along a toposequence]Response of upland rice varieties to drought stress: II. Screening rice varieties by means of variable moisture regimes along a toposequence
Pérez Almeida, IrisLentini, ZaidaGuimaraes, Elcio Perpétuo[El cultivo de anteras en el desarrollo de germoplasma resistente al añublo del arroz (Pyricularia grisea)]El cultivo de anteras en el desarrollo de germoplasma resistente al añublo del arroz (Pyricularia grisea)

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