Soil Capability

Reply by the Central Pollution Control Board (CPCB) regarding use of environmental compensation funds, 29/04/2025

Reply by the Central Pollution Control Board (CPCB) in compliance to the National Green Tribunal (NGT) order dated January 21, 2024 in the matter of ‘News item titled “Feeling anxious? Toxic air could be to blame” appearing in Times of India dated 10.10.2023’. NGT had directed CPCB to file a …

Development of soil and terrain digital database for major food-growing regions of India for resource planning

Innovative methods are increasingly important to utilize existing soil information and in this context spatial soil information systems play an important role. Soil is an important component of land use planning as it acts both as a source and sink of energy for many functions of the land. In general, …

Revisiting agro-ecological sub-regions of India – a case study of two major food production zones

The sustenance of food and nutritional security are the major challenges of the 21st century. The domestic food production needs to increase per annum at the rate of 2% for cereals and 0.6% for oilseeds and pulses to meet the demand by 2030. The Indo-Gangetic Plains (IGP) and the black …

Land capability classification for agro-economic evaluation of Mahadayi Dam, Karnataka, India

This paper examines the socio-economic impact of proposed dam on cropland productivity of Mahadayi project, Karnataka, India. Systematic appraisal of dam and their designing by categories of classes on the basis of physical and chemical characteristics of soil has been done in favour of development of agronomic conditions for the …

Carbon sequestration in agroforestry and pasture systems in arid northwestern India

Carbon sequestration has been suggested as a means to help mitigate the increase in atmospheric carbon dioxide concentration. Silvipastoral systems can better sequester carbon in soil and biomass and help to improve soil conditions. In the present study, carbon sequestration was quanitified both in biomass and soil.

Rawat promises soil health cards to farmers

Chief Minister Harish Rawat has announced to provide soil health cards to farmers of the state. Addressing a gathering after inaugurating the Veer Shiromani Madho Singh Bhandari Kisan Bhawan on Ring Road, Mussoorie Bypass Jogiwala, Rawat said farmers would be provided soil health cards which would help them to assess …

Producing more grain with lower environmental costs

Agriculture faces great challenges to ensure global food security by increasing yields while reducing environmental costs. Here we address this challenge by conducting a total of 153 site-year field experiments covering the main agro-ecological areas for rice, wheat and maize production in China.

Greenhouse gas emission and soil properties as influenced by wheat biomass burning in Vertisols of central India

Biomass burning ia a major contributor to the atmospheric carbon budget and increases the concentration of many trace gases apart from the adverse effects on soil properties. However, in manyy parts of India, crop residue burning is a recurrent and widespread practice for disposal of the residues after harvest of …

Temperature sensitivity of soil respiration rates enhanced by microbial community response

oils store about four times as much carbon as plant biomass, and soil microbial respiration releases about 60 petagrams of carbon per year to the atmosphere as carbon dioxide. Short-term experiments have shown that soil microbial respiration increases exponentially with temperature. This information has been incorporated into soil carbon and …

Producing more grain with lower environmental costs

Agriculture faces great challenges to ensure global food security by increasing yields while reducing environmental costs. Here we address this challenge by conducting a total of 153 site-year field experiments covering the main agro-ecological areas for rice, wheat and maize production in China. A set of integrated soil–crop system management …

Recently identified microbial guild mediates soil N2O sink capacity

Nitrous oxide (N2O) is the predominant ozone-depleting substance and contributes approximately 6% to overall global warming. Terrestrial ecosystems account for nearly 70% of total global N2O atmospheric loading, of which at least 45% can be attributed to microbial cycling of nitrogen in agriculture. The reduction of N2O to nitrogen gas …

The imprint of crop choice on global nutrient needs

Solutions to meet growing food requirements in a world of limited suitable land and degrading environment focus mainly on increasing crop yields, particularly in poorly performing regions, and reducing animal product consumption. Increasing yields could alleviate land requirements, but imposing higher soil nutrient withdrawals and in most cases larger fertilizer …

Strong discrepancies between local temperature mapping and interpolated climatic grids in tropical mountainous agricultural landscapes

Bridging the gap between the predictions of coarse-scale climate models and the fine-scale climatic reality of species is a key issue of climate change biology research. While it is now well known that most organisms do not experience the climatic conditions recorded at weather stations, there is little information on …

Atlas of African agriculture research & development

The Atlas of African Agriculture Research & Development gives African farmers and those working to serve them insights and resources to help boost agricultural production without degrading the region’s natural resources for future use.

Changes in the bacterial community of soil from a neutral mine drainage channel

Mine drainage is an important environmental disturbance that affects the chemical and biological components in natural resources. However, little is known about the effects of neutral mine drainage on the soil bacteria community. Here, a high-throughput 16S rDNA pyrosequencing approach was used to evaluate differences in composition, structure, and diversity …

Pan-tropical analysis of climate effects on seasonal tree growth

Climate models predict a range of changes in tropical forest regions, including increased average temperatures, decreased total precipitation, reduced soil moisture and alterations in seasonal climate variations. These changes are directly related to the increase in anthropogenic greenhouse gas concentrations, primarily CO2. Assessing seasonal forest growth responses to climate is …

Mobilization of optically invisible dissolved organic matter in response to rainstorm events in a tropical forest headwater river

This study emphasizes the importance of rainstorm events in mobilizing carbon at the soil-stream interface from tropical rainforests. Half-hourly geochemical/isotopic records over a 13.5 h period from a 20 km tropical rainforest headwater in Guyana show an order of magnitude increase in dissolved organic carbon (DOC) concentration in less than …

Negative impact of chemicals and fertilizers in farming - Question raised in Rajya Sabha, 06/02/2014

Replying to a question in the Rajya Sabha on the role of chemicals and fertilizers in land degradation and whether the government has taken any steps to check degradation, Tariq Anwar, the Minister Of Agriculture And Food Processing Industries said that "the Government is promoting balanced use of fertilizers through …

Climate change to disrupt soil nutrients in drylands

The increased aridity expected this century as a result of change may disrupt the balance of key soil nutrients with a knock-on effect on soil fertility threatening livelihoods of more than two billion people, a study finds. The drop in nitrogen and carbon concentrations that occurs as soils become dryer …

Urease activity in various agro-ecological sub-regions of black soil regions of India

A study was undertaken in the established benchmark soil series in different agro-ecological sub-regions of Black Soil Regions of India with the objective to assess the urease activity as a function of soil depth, bio-climate, cropping system and land use type. The urease activity declined with increase in soil depth. …

Climate change and water use partitioning by different plant functional groups in a grassland on the Tibetan Plateau

The Tibetan Plateau (TP) is predicted to experience increases in air temperature, increases in snowfall, and decreases in monsoon rains; however, there is currently a paucity of data that examine the ecological responses to such climate changes. In this study, we examined the effects of increased air temperature and snowfall …

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