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... Conservation tillage, defined as no-till with/without straw stubble covering, reduced tillage, or minimum tillage in this study, is widely used to mitigate the negative effects of intensive tillage. Achieving sustainable agricultural development and eco-environmental protection requires a deeper understanding of the effect of conservation tillage on soil chemical properties (e.g., organic matter ( ...
... Intensive agricultural crop production can lead to a decline in biological soil characteristics and functions, such as soil microbial biomass and activity, carbon and nutrient cycling and soil suppressiveness, important for the sustainable production of food and feed. There is a need to understand how those soil functions can be improved by agricultural practices. In a long-term field study, we as ...
Parthenium hysterophorus; agrochemicals; agropastoralism; animal and human health; biodiversity; conventional tillage; educational status; environmental management; farmers; invasive species; regression analysis; socioeconomics; weeds; Asia; Kenya
Abstract:
... Parthenium hysterophorus L. (Asteraceae) is an invasive alien weed with detrimental effects on agricultural production, biodiversity, human and animal health, threating rural livelihoods in Asia and Africa. The problem emerged recently in the Kenyan Rift Valley, where it began to affect the landholdings of both agro-pastoralists and crop farmers. These vulnerable smallholders depend heavily on nat ...
... The effect of no‐tillage (NT) (zero tillage) versus conventional tillage (CT) has been evaluated in rainfed conditions but has seldom been studied under irrigation, where soil sealing favours soil degradation. To contribute to this knowledge, this research analyses soil aggregate stability under disaggregation forces produced under irrigation (causing slaking and mechanical breakdown) and the susc ...
Brassica napus; barley; bioturbation; community structure; conventional tillage; crop rotation; earthworms; intensive farming; long term experiments; soil; soil ecology; wheat
Abstract:
... Earthworms, which contribute to important soil functions, suffer from intensive agriculture. Their response depends among other things on the earthworm ecological group (anecic, endogeic, epigeic) and the combination of the applied farming practices. To advice on methodological adaptations that enhance earthworm-mediated soil functions, effects of different practices on earthworms need to be studi ...
... Assessing planting to ensure well-distributed plants is important to achieve high yields. Digital farming has been helpful in these field assessments. However, these techniques are at most times not available for smallholder farmers or low-income regions. Thus, to contribute such producers, we developed two methods to assess intra-row spacing in commercial fields using mobile photos and simple ima ...
... A combination of intensive soil manipulation, low water and input efficiencies has resulted in declining soil and crop productivity, and a worsening soil organic carbon (SOC) stock and crop productivity in the eastern Himalayan agro-ecosystem. There is an urgent need to improve the carbon (c) stability with water-cum-energy efficient management for long-term sustainability. Experimental field was ...
... The sole effect of crop straw incorporation or film mulching on soil organic carbon (SOC) content, greenhouse gas (GHG) emission and crop yield is well documented in the literature; however, the combined effects of biodegradable film mulching coupled with straw incorporation on these aspects is not yet studied in detail. We conducted a field experiment expanding over five years to evaluate the inf ...
biological treatment; conventional tillage; grasses; iron; manganese; microbial carbon; nutrient content; orchards; potassium; soil pH; soil quality; topsoil; total phosphorus; water conservation; China
Abstract:
... Both biological and engineering measures have proven to be effective soil and water conservation practices for eroded environments, whereas how the soil quality varies with them remains unclear. In this study, we measured soil properties in the 0‐to‐100‐cm soil layer of eroded orchards in southern China after 17‐yr of application of different conservation measures. The purpose of the experiment wa ...
... Biosolids are used in dryland wheat (Triticum aestivum L.) production in eastern Washington and other regions of the world as a source of nutrients and to increase soil organic carbon (SOC). Moreover, conservation tillage is promoted to reduce erosion and soil degradation. We explored the impacts of biosolids vs synthetic fertilizer in combination with undercutter (UC) conservation tillage vs tand ...
... It is necessary to understand and measure the impact of tillage and irrigation practices on CO₂ emissions from the soil with an environmental sensitivity, while wastewater irrigation increases crop biomass yield. The main objective of the present study was to investigate the changes and reasons in CO₂ emissions from soil conventional and conservative tillage under different levels of wastewater ir ...
agronomy; carbon sequestration; climate change; conventional tillage; corn; environmental protection; long term experiments; models; no-tillage; soil carbon; soil depth; spatial distribution; total organic carbon; China
Abstract:
... Understanding the response of soil aggregates and soil carbon pools to different tillage practices is an important way to illustrate the role of conservation tillage in climate change mitigation. Therefore, a long-term tillage experiment was conducted from 2007 to 2020 with four tillage practices: 1) The rotational tillage practice consisting of no-tillage in the first year, conventional tillage i ...
... Exploring the changes in wheat traits under future climate change and their contributions to yield changes is essential to improve the understanding of climate impact mechanisms and develop climate-resilient cultivars, which however has been seldom conducted. In this study, using a process-based crop model (APSIM-Wheat), meta-regression analyses, and machine learning approaches, we assessed the im ...
Espoir M. Bagula; Jackson Gilbert M. Majaliwa; Gustave N. Mushagalusa; Twaha A. Basamba; John-Baptist Tumuhairwe; Jean-Gomez M. Mondo; Patrick Musinguzi; Cephas B. Mwimangire; Géant B. Chuma; Anthony Egeru; Moses M. Tenywa
Zea mays; arid lands; climate; climate change; conventional tillage; corn; crop management; data collection; decision support systems; meteorological data; models; rain; soil; temperature; water conservation; water use efficiency; watersheds; Democratic Republic of the Congo; Republic of the Congo
Abstract:
... Concerns have been raised on the effectiveness and sustainability of Soil and Water Conservation (SWC) practices as adaptation options to climate change and high intra– and inter–annual rainfall variabilities in eastern Democratic Republic of Congo (DRC). This study was conducted in the Ruzizi Plain, a dryland area, to assess the performance of maize (Zea mays L.) under two Representative Concentr ...
... It is generally accepted that land use and land management practices impact climate change through sequestration of carbon in soils, but modulation of surface energy budget can also be important. Using Landsat data to characterize cropland albedos in Canada's three prairie soil zones, this study estimates the atmospheric carbon equivalent drawdown of albedo radiative forcing for three management p ...
C.M. Parihar; B.R. Meena; Hari Sankar Nayak; K. Patra; D.R. Sena; Raj Singh; S.L. Jat; D.K. Sharma; D.M. Mahala; S. Patra; Rupesh; N. Rathi; M. Choudhary; M.L. Jat; Ahmed M. Abdallah
... The conventionally managed cereal-based cropping systems in the Indo-Gangetic Plains (IGP) of South Asia are energy intensive that overwhelm the farm profits and the environmental footprint. This research addresses a complex nexus between yield-energy-water-GHG footprints-economics of conservation agriculture (CA)-based intensified maize-wheat-mungbean rotation. This study evaluated the effect of ...
... The rise of medium-scale farmers across sub-Saharan Africa (SSA) is offering Conservation agriculture (CA) a new perspective. Such farmers not only cultivate increasingly large land areas but also provide machinery services, share knowledge, and can act as role models to smallholders. Although mechanization may incentivize CA adoption in SSA, little research has focused on the performance of mecha ...
agricultural land; carbon; carbon footprint; conventional tillage; corn; crop yield; electric power; farm income; no-tillage; urea; water use efficiency; water utilization; wheat; China
Abstract:
... Improving agro-resource utilization efficiency is essential for developing an environment-friendly agricultural system. The North China Plain (NCP), China's most important food-producing area, is facing severe resource constraints, such as low carbon and water efficiency. Although there have been many studies on single topic, little is known about the comprehensive assessment of carbon and water u ...
... High energy consumption and carbon emission are the major components of environmental pollution. Reducing carbon-footprints and improving energy use efficiency in rice (Oryza sativa L.) - fallow production systems of South Asia is a great challenge. The present experiment was conducted for five consecutive years (2016–2020) with an aim to design the most carbon-cum-energy efficient, cleaner/safer ...
Somasundaram Jayaraman; Meenakshi Sahu; Nishant K. Sinha; Monoranjan Mohanty; Ranjeet S. Chaudhary; Brijesh Yadav; Lalit K. Srivastava; Kuntal M. Hati; Ashok K. Patra; Ram C. Dalal
... Conservation agriculture (CA), comprising of minimum soil disturbance and crop residue retention (>30%), with a diversified cropping system, has become increasingly popular around the world. It is recognized as a sustainable practice to improve soil health by augmenting key soil properties. However, scanty information exists about the effect of CA practices on soil organic carbon (SOC), aggregatio ...
... A large amount of ammonia volatilization from the agricultural system causes environmental problems and increases production costs. Conservation agriculture has emerged as an alternate and sustainable crop production system. Therefore, in the present study, ammonia losses from different agricultural practices were evaluated for the wheat crop under different tillage practices. The results of the p ...
... Sustaining productivity of the rice-based cropping systems in the Eastern Indo-Gangetic Plain (EIGP) requires practices to reverse declining soil fertility resulting from excessive tillage and crop residue removal, while decreasing production costs and increasing farm profits. We hypothesize that the adoption of conservation agriculture (CA), involving minimum tillage, crop residue retention and c ...
... There are increasing concerns about the negative effects of conventional tillage (CT), extreme climate events, increased weed incidence, and reduced availability of farm inputs on crop yield and yield stability, profitability, and water productivity in rice-wheat (R−W) systems of the Eastern Gangetic Plains (EGP) in South Asia. Conservation agriculture (CA)-based tillage practices have been propos ...
Mediterranean climate; agricultural conservation practice; barley; chickpeas; clay soils; conventional tillage; crop rotation; decision support systems; exchangeable potassium; field experimentation; food security; grain yield; lentils; long term effects; phosphorus; profitability; rain; reduced tillage; soil fertility; soil organic matter; soil water; temperature; water use efficiency; wheat; Morocco
Abstract:
... Declining rainfall with increasing variability, increasing temperature extremes, and declining soil fertility are threatening crop production and ultimately food security in the rainfed Mediterranean environment in Morocco. Conservation agriculture (CA) practices such as reduced tillage, soil cover, and appropriate crop rotation are recognized as a set of adaptive agricultural systems in such clim ...
... Context Tillage-based agriculture has led to soil health deterioration and decline in crop productivity. Recently, zero tillage (ZT) and crop residue management has emerged as an alternative to conventional tillage. Methods This experiment was done in north-west India over 3years, with four treatments: (1) conventional transplanted puddle rice (TPR)+conventional tillage wheat (CTW) with 1/3 of whe ...
... Studies of rice‐based systems in the Indo‐Gangetic Plain (IGP) have demonstrated the beneficial effects of Conservation Agriculture on soil organic carbon (SOC) status, along with increased soil health and crop productivity. However, it remains unclear as to the time for such treatments to have a positive effect. In this study of lentil‐mung bean‐rice and wheat‐mung‐rice rotations in Bangladesh po ...
... Conservation agriculture (CA) can sustainably increase crop productivity through improved soil chemical, physical, and biological properties, among others. However, the implementation of all its three main components (i.e., no-tillage, organic soil cover/mulch, and crop diversification) in southern Africa is often challenging, resulting in variable yield responses. Disentangling the contributions ...
... Agriculture in Africa is adversely affected by the loss of soil fertility. Conservation agriculture (CA) was introduced to curb the loss of soil fertility and water shortages and improve crop productivity. However, information on how CA practices enhance soil quality and nutrients is scarce in the sub-Saharan Africa context. The objective of this study was to investigate the effects of CA and conv ...
... It is well established that shallow tillage (ST) and no-tillage (NT) of cultivated soils can have higher risk of dissolved phosphorus (P) loss during runoff than conventional tillage (CT). However, quantitative descriptors of how differences in tillage practices influence soil P sorption properties and how these properties in turn influence dissolved P loss remain lacking. Moreover, the influence ...
Wellingthon da Silva Guimarães Júnnyor; Isabella Clerici De Maria; Cezar Francisco Araujo-Junior; Etienne Diserens; Eduardo da Costa Severiano; Camila Viana Vieira Farhate; Zigomar Menezes de Souza
... Soil compaction in sugarcane plantation has increased in recent times due to intense mechanization of the production process and the increasing axle load of the machines. As such, there are need to evolve conservation systems which will minimize soil disturbance in sugarcane production thereby preventing soil structure degradation and maintain the soil quality, using appropriate compaction models. ...
... The organic carbon content of soil (SOC) is a key factor for soil health and in climate change. Both tillage practice and straw returns influence the SOC pool. However, their comprehensive impacts on SOC sequestration remain largely unknown. We quantified SOC characteristics, including different labile fractions of soil carbons, and chemical compositions of SOC in cropland soil under long-term (19 ...
Zea mays; conventional tillage; corn; dry matter accumulation; no-tillage; rain; research; soil depth; soil water; soil water storage; water storage; water stress; water use efficiency; China
Abstract:
... Variations in the rainfall distribution during the growing season are a major limiting factor restricting the spring maize yield on the semiarid Loess Plateau of China. Conservation tillage can improve yield and water use efficiency but the specific effects of conservation tillage with differing rainfall distributions during the growing season remain unclear. Therefore, a 12-year experiment was co ...
... BACKGROUND: Poor inferior kernel grain filling is a challenge that limits summer maize yield. The effect and mechanism of conservation tillage on improving grain filling of inferior kernel in semi‐arid rained areas remain uncertain and there has been little research on tillage management integrated with straw mulching to improve soil water content and photosynthesis in the Loess Plateau region. A ...
... AIMS: Traditional tillage represents a serious threat to the stability of soil ecosystems. Understanding the response mechanisms of soil microbial community assembly to different tillage practices is a major topic of soil ecological research. METHODS: Here, we investigated the bacterial community structures and assembly in bulk and rhizosphere soils of soybeans grown under traditional tillage (mol ...
... Paddy (Oryza sativa L. subsp. japonica Kato) fields are one of the largest anthropogenic methane (CH₄) sources, owing to the lack of relatively long-term scientific monitoring for paddy fields, the effects of long-term tillage and residue management on growing-season CH₄ emissions remain unclear. Therefore, four treatments of different farmland managements were established to investigate growing-s ...
... Compared to conventional tillage (CT) system (e.g. moldboard plowing (Moldboard-CT) and chisel plowing (Chisel-CT)) adoption rate of conservation tillage systems (e.g. no-till (NT) and strip-till (ST)) in surface- irrigated farms is considerably low. A three-year field study was conducted to evaluate corn (Zea mays L) productivity in four tillage systems ranging in intensity of soil disturbance (i ...
Hordeum vulgare; Triticum aestivum; Zea mays; agronomy; barley; coastal plains; conventional tillage; corn; landscapes; piedmont; soil nutrients; soil organic carbon; soil quality; wheat; North Carolina; Pennsylvania; South Carolina; Virginia
Abstract:
... Conservation agricultural systems have a long history of development and use in the southeastern United States, but they are still not the norm on the landscape. Literature from the region suggests that a diversity of soil properties can be improved with cover cropping and conservation tillage, but results are not always consistent. Our objectives were to (a) review recent research on conservation ...
... Adoption of a fall established, high biomass cereal rye cover crop has potential to diversify weed management in corn and soybean production systems, reducing the selection pressure for resistance to postemergence herbicides. However, farmers and crop consultants express concern about limited weed suppression from an overwintering cover crop in areas where high biomass production is limited by coo ...
... Appropriate management of crop residue plays a key role in mitigating greenhouse gas emissions. However, it has been inadequately implemented in general agricultural management practices. In a field investigation using static chambers, we evaluated the effects of crop residue at three different rates - 100 % (R₁₀₀), 50 % (R₅₀), and residue removal (R₀) - on carbon dioxide (CO₂) efflux. The field s ...
... This paper describes the long-term effects of practicing ten years reduced tillage on crop yields in a conventional and organic farming system context. Data were collected from the BASIS field experiment, which was established in the Netherlands in 2009 to investigate the effects of reduced tillage on crop yield and soil properties in a controlled traffic farming system on a sandy loam soil. The e ...
... Improved management of agricultural soils plays a critical role in mitigating climate change. We studied the temporal effects of the adoption of no-tillage (NT) management, often touted as an important carbon sequestration strategy, on soil organic carbon (SOC) storage in surface and subsurface soil layers by performing a meta-analysis of 1061 pairs of published experimental data comparing NT and ...
aboveground biomass; conventional tillage; deep tillage; evaporation; grain yield; irrigation management; irrigation water; resistance to penetration; root growth; water conservation; wheat; India
Abstract:
... The coarse textured soils of the northwest India which are under rice-wheat cropping system are prone to subsurface compaction thereby restricts the root growth of wheat crop. A two year field (2016–17 and 2017–18) experiment was carried out to study the impact of deep tillage and irrigation regimes on productivity of wheat. The irrigation regimes were based on irrigation water to pan evaporation ...
Lucas Rabelo Campos; José A.M. Demattê; Henrique Bellinaso; Raul Roberto Poppiel; Lucas T. Greschuk; Rodnei Rizzo; Nícolas Augusto Rosin; Jorge Tadeu Fim Rosas
... Bare soil triggers several undesirable processes for its quality and remote sensing can be a powerful tool to monitoring its occurrence. This work aims to apply multi-temporal satellite image techniques to detect bare soil areas under sugarcane cultivation and relate with soil security. The study was carried out in an area of 2,574 km² located in Brazil. The MapBiomas land use and cover collection ...
Mariela H. Fuentes-Ponce; Jonatán Gutiérrez-Díaz; Antonio Flores-Macías; Emmanuel González-Ortega; Alejandro Ponce Mendoza; Luis Manuel Rodríguez Sánchez; Ivan Novotny; Iván Pável Moreno Espíndola
... Farm activities contribute to approximately one-third of Greenhouse Gas (GHG) emissions. Most of the GHG in the atmosphere comes from carbon dioxide (CO₂), methane (CH₄), and nitrous oxide (N₂O). The main objective of this research is to investigate direct and indirect GHG emission in five different agroecosystems, contrasted by tillage agricultural, farm practices (oat and maize-fava and vetch).C ...
... In semi-arid areas, drought is the main limiting factor for rainfed agriculture. Vertical rotary subsoiling (VRT) has been shown to effectively increase soil water storage and so allow crops to resist seasonal drought. However, there is a lack of reports on the infiltration path and distribution pattern of rainwater in soil under VRT practice. The present study used simulated rainfall and visualiz ...
... The no-tillage (NT) system is an agricultural practice that stands out the most within conservation agriculture. Conservation agriculture is based on three principles: soil tillage that is limited to the sowing row, crop rotation, and soil surface cover throughout the year (>30%). Despite these principles, the maintenance of soil cover throughout the year and crop rotation are commonly neglected, ...
World Health Organization; average daily intake; bioavailability; boron; clay; conventional tillage; crop residues; field experimentation; food intake; food security; humans; land degradation; no-tillage; nutritive value; pH; reduced tillage; rice; sodic soils; wheat
Abstract:
... Boron (B) is nutritionally important for plants, humans and animals but its deficiency in soil and plants has become a global problem and may affect the nutritional quality of food. The widespread crop residue (CR) burning on farms is another environmental and land degradation problem, causing ecological threats to agriculture. Addressing these issues, a field experiment was initiated for B restor ...
Haplustolls; X-radiation; conventional tillage; no-tillage; plant available water; research; silty clay loam soils; soil organic carbon; soil profiles; soil water retention; total nitrogen
Abstract:
... No-till (NT) is a sustainable alternative to conventional-till (CT), however, the impacts of NT and its duration on the depth distribution of soil organic carbon (SOC), physical and hydrological parameters are less studied. Therefore, the objective of this study was to evaluate the changes in soil hydro-physical properties and X-ray computed tomography (XCT)-derived macropore characteristics to a ...
... Designing suitable conservation tillage and rice straw management practices are vital to conserve limited soil water in sloping terraced lands for growing a second crop like lentil (Lens esculentum L.) after rice (Oryza sativa L.). A field study was conducted to evaluate the effects of tillage, rice straw management and supplemental irrigation on soil physico-chemical properties and productivity o ...
... BACKGROUND: Conservative tillage techniques have several agro‐ecological benefits for organic farming. The application of these techniques, however, can create quite a few challenges due to the increased weed competition. Here, we report the results of an organic field experiment in which the responses of wheat and weeds to no tillage (NT) were evaluated compared with conventional tillage (CT). We ...