Results 31 to 40 of about 1,650,046 (259)

Effect of straw return on soil respiration and NEE of paddy fields under water-saving irrigation. [PDF]

open access: yesPLoS ONE, 2018
Straw return (SR) and rice water-saving irrigation (WSI) affect the greenhouse gas emission of paddy fields. However, studies on CO2 exchange between paddy fields and the atmosphere with joint regulation of SR and WSI are few.
Shihong Yang   +3 more
doaj   +1 more source

Organic and inorganic carbon in paddy soil as evaluated by mid-infrared photoacoustic spectroscopy. [PDF]

open access: yesPLoS ONE, 2012
Paddy soils are classified as wetlands which play a vital role in climatic change and food production. Soil carbon (C), especially soil organic C (SOC), in paddy soils has been received considerable attention as of recent.
Du Changwen, Zhou Jianmin, Keith W Goyne
doaj   +1 more source

A Global Methane Observation System to Reduce Uncertainty for Anthropogenic and Natural Sources and Sinks for Detecting and Attributing Climate Feedbacks

open access: yesAdvanced Science, EarlyView.
Conceptual illustration of a Global Ecosystem Methane Observing System (GEM‐OS) integrating satellites, aircraft, atmospheric networks, and ecosystem measurements to quantify methane emissions from anthropogenic and natural sources. The multi‐scale observing framework improves source attribution, reduces uncertainty in regional methane budgets, and ...
P. Ciais   +32 more
wiley   +1 more source

Heavy metals in paddy fields in Taiwan: chemical behavior in soil and uptake by brown rice [PDF]

open access: yes, 2009
Levels of cadmium (Cd), chromium (Cr), copper (Cu), nickel (Ni), lead (Pb) and zinc (Zn) were measured in 19 individual paddy fields in Taiwan. Total, reactive, and available metal levels were measured using Aqua Regia, 0.43 N HNO3, 0.1 M HCl, 0.05 M ...
Guo, H.Y., Chu, C.L., Romkens, P.F.A.M.
core  

Herbicide Metabolic Resistance in Poaceae Plants via the GA‐GID1/DELLA‐DOF2‐P450s Module

open access: yesAdvanced Science, EarlyView.
Plant hormone signaling modulates herbicide resistance in Echinochloa crus‐galli. The GA–DELLA–DOF2 cascade directly activates P450 detoxification genes in two Poaceae species, uncovering a core mechanism of metabolic herbicide resistance. ABSTRACT Barnyard grass (Echinochloa crus‐galli) is one of the world's most important weeds, and the evolution of ...
Junzhi Wang   +6 more
wiley   +1 more source

Dual Repression by IPA1 Fine‐Tunes OsbZIP79‐Mediated Salt Tolerance in Rice

open access: yesAdvanced Science, EarlyView.
Dual repression by IPA1 fine‐tunes OsbZIP79‐mediated salt tolerance in rice: direct transcriptional inhibition under normal conditions and salt‐induced degradation under stress. This dual mechanism activates OsbZIP79 to regulate Na+/K+ homeostasis and redox balance via downstream genes, enabling optimal salt stress response.
Hui Wang   +12 more
wiley   +1 more source

MORPHOLOGY, CHARACTERISTIC AND SOIL CLASSIFICATION OF PADDY FIELD IN THE PINOGU PLATEAU, BONE BOLANGO REGENCY

open access: yesJurnal Agrotek Tropika
Paddy fields are the main source of rice production in Pinogu District, thus supporting food security in this district, but have not been managed based on the soil properties.
Nurdin Nurdin   +3 more
doaj   +1 more source

How Video‐Based Information Affects Farmers' Willingness to Pay for Drone Services

open access: yesApplied Economic Perspectives and Policy, EarlyView.
ABSTRACT Professional service for digital technology like agricultural drones lowers transaction costs and scope thresholds for smallholders. Meanwhile, perceptual adoption barriers remain underexplored. We conduct a two‐stage choice experiment with a randomized video‐based information treatment among 384 Chinese crop farmers to measure its effect on ...
Hua Zhang   +4 more
wiley   +1 more source

Heavy Metal Contamination: Impacts From Plants to the Food Chain and Eco‐Friendly Amelioration Strategies

open access: yesAgriFood: Journal of Agricultural Products for Food, EarlyView.
Heavy metal pollution reduces soil health and threatens food safety by entering plants; however, the use of nanoparticles, biofertilizers, and organic fertilizers such as biochar offers a promising strategy for improvement and sustainable agriculture. ABSTRACT Heavy metal (HM) pollution, resulting from human activities such as mining and the excessive ...
Sina Siavash Moghaddam   +4 more
wiley   +1 more source

KARAKTERISTIK DAN KLASIFIKASI TANAH PADA LAHAN KERING DAN LAHAN YANG DISAWAHKAN DI KECAMATAN PERAK KABUPATEN JOMBANG

open access: yesJTSL (Jurnal Tanah dan Sumberdaya Lahan), 2017
Paddy soil processes and puddling caused by soil formation processes in paddy soil is different with in dry soil. This research aimed to determine the differences of characteristics and soil classification on dry land and paddy soil in Perak Dystrict ...
Ayyu Rahayu   +2 more
doaj  

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