Rice

Climate risks to nine key commodities: protecting people and prosperity

CEOs need to accelerate their action plans to safeguard the production of commodities critical to the global population and economy as heat stress and drought risk rise around the world, according to PwC's report, Climate Risks to Nine Key Commodities: Protecting People and Prosperity, published. The report, which analysed nine …

Extreme temperatures and crop yields in Karnataka, India

This paper investigates the impact of exposure to extreme temperature on crop yields of a range of crops cultivated in the State of Karnataka, India. The crops examined in this study are rice, sorghum (jowar), finger millet (ragi), and pigeon pea. We use a taluk-level fixed effects panel data model …

Rice mill polluting Ayyasamy Colony, say residents

Tirupur: A group of residents from Kangeyam on Monday submitted a petition to the district administration demanding action against a rice mill, which was allegedly causing air pollution. The mill started functioning on Palayakottai Road a month ago, said L Sivakumar, a petitioner. “It is causing air pollution in the …

Climate change threatens kisan

Production of several crops to be affected in 2020 Climate change and global warming are soon set to cast their shadows on farm sector in India. Rice production in the country may reduce by 4 per cent and rainfed rice by 6 per cent in 2020. The impact will be …

Varietal improvement options for higher rice productivity in salt affected areas using crop modelling

The rice model ORYZA v3 has been recently improved to account for salt stress effect on rice crop growth and yield. This paper details subsequent studies using the improved model to explore opportunities for improving salinity tolerance in rice. The objective was to identify combinations of plant traits influencing rice …

Floods ravage rice production in Niger's Diffa region

Floods destroyed more than 400 hectares of rice in Niger's southeastern Diffa region, already beset by deadly attacks by Boko Haram jihadists, the local governor said. Nearly 3 000 tons of rice worth more than $1.13 million have been lost as a result, Governor Mahamadou Bakabe said on state television …

Arsenic in rice: state of knowledge and perceptions in Cambodia

This study assesses the current state of knowledge and perceptions of arsenic contamination in rice among different stakeholders in Cambodia and identifies major knowledge gaps and possible policy responses to the issue. The paper explores two research questions: How do different stakeholders understand and perceive the issue of arsenic in …

Rice 'safely conserved' in Philippines gene bank

Scientists say that more than 100 thousand varieties of rice have been safeguarded for the future. Samples in the world's largest rice gene bank in the Philippines are being used to help farmers develop rice crops that can survive drought and flooding. The International Rice Research Institute (IRRI) gene bank …

Phenotyping for nitrogen use efficiency: Rice genotypes differ in N-responsive germination, oxygen consumption, seed urease activities, root growth, crop duration, and yield at low N

The biological improvement of fertilizer nitrogen use efficiency (NUE) is hampered by the poor characterization of the phenotype and genotype for crop N response and NUE. In an attempt to identify phenotypic traits for N-response and NUE in the earliest stages of plant growth, we analyzed the N-responsive germination, respiration, …

Madagascar agriculture records best rice output in 15 years

Madagascar recorded its best rice output in 15 years, a government official said here Thursday. “Madagascar recorded its best rice production in 2018 compared to the last 15 years,” Minister of Agriculture and Livestocks Harrisson Randriarimanana told the opening of an international agricultural fair in the capital. “Madagascar harvested 4.3 …

Rice farming up to twice as bad for climate change as previously thought, study reveals

Rice farming is known to be a major contributor to climate change, but new research suggests it is far bigger a problem than previously thought. Techniques intended to reduce emissions while also cutting water use may in fact be boosting some greenhouse gases, meaning the impact of rice cultivation may …

Chinese scientists find key gene to save fertilizer for crops

Chinese scientists have found a key gene in crops that make them more efficient in utilizing nitrogen fertilizer, which will help reduce the use of fertilizer. The application of nitrogen fertilizer is an important measure to increase the yields of crops such as rice and wheat. However, a large amount …

Burst Laos dam floods some Vietnam rice fields, damage limited

- Floods from a burst dam in Laos have inundated thousands of hectares of paddy fields in Vietnam’s rice-growing Mekong Delta region, officials said on Wednesday, although the damage is limited and not expected to affect the country’s export crop. A saddle dam that was part of Laos’ $1.2 billion …

Punjab cabinet okays revision of T&C of paddy straw challenge fund

The Punjab Cabinet today agreed to revise the terms and conditions of the Paddy Straw Challenge Fund to find a viable technological solution to combat the menace of paddy straw burning. The decision was taken by the Council of Ministers at a meeting chaired by Chief Minister Capt Amarinder Singh …

Over 40 acres of rice farm destroyed by flood

Heavy downpour over the weekend caused flooding in several parts of the region with the worse hit being the Akyemansa district. According to the farmers, the destruction of their farms has the potential to cause rice shortage. Some of the farmers who spoke to Class FM explained that the rice …

Evaluation of RegCM4 climate model for assessment of climate change impact on crop production

For evaluating the impacts of climate change on crop yields regional climate models (RCMs) are now considered better than general circulation models (GCMs). In order to assess what extent the climate output of RCM-RegCM4.0 is biased, this is analysed by comparing the base line simulated daily weather with the observed …

Home truths at conclave on climate

Patna: Maize, paddy and lentil are three potential climate resilient crops for Bihar, according to a report by Action on Climate Today that was presented on the concluding day of the two-day East India Climate Change Conclave here on Monday. Experts deliberated on three main topics - climate resilient agriculture, …

Nigeria: AfDB to Invest $120 Million to Boost Cassava, Others

Abuja — The African Development Bank (AfDB) yesterday said it would invest $120 million in the next two to three years to boost productivity and transform cassava and other eight other commodities on the continent. The nine commodities include; cassava, rice, maize, sorghum/millet, wheat, livestock, aquaculture, high iron beans and …

Impacts of variable soil drying in alternate wetting and drying rice systems on yields, grain arsenic concentration and soil moisture dynamics

Continuously flooded rice systems are a major contributor to global rice production and food security. Allowing the soil to dry periodically during the growing season (such as with alternate wetting and drying irrigation - AWD) has been shown to decrease methane emissions, water usage, and heavy metal accumulation in rice …

Productivity trade-off with different water regimes and genotypes of rice under non-puddled conditions in Eastern India

Increasing farm labor scarcity and depletion of natural resources such as water are posing a major threat to the sustainability of traditional puddled transplanted rice (PTR) farming in Eastern India. Dry-seeded rice (DSR) or non-puddled transplanted rice (NPTR) could be used as an alternative to PTR. To understand the trade-off …

Water productivity mapping of major Indian crops

With India staring at a looming water crisis, a new study on ‘water productivity mapping of major crops’ has called for putting a price on water used for irrigation to at least recover operating and maintenance costs of structures like canals. It has also called for an end to free …

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