Results 31 to 40 of about 870,191 (308)

Sunflower crop yield prediction by advanced statistical modeling using satellite-derived vegetation indices and crop phenology

open access: yesGeocarto International, 2023
Timely crop yield information is needed for agricultural land management and food security. We investigated using remote sensing data from the Earth observation mission Sentinel-2 to monitor the crop phenology and predict the crop yield of sunflowers at ...
Khilola Amankulova   +3 more
doaj   +1 more source

Heavy soil drying during mid-to-late grain filling stage of the main crop to reduce yield loss of the ratoon crop in a mechanized rice ratooning system

open access: yesCrop Journal, 2022
Yield loss (YLoss) in the ratoon crop due to crushing damage to left stubble from mechanical harvesting of the main crop is a constraint for wide adoption of mechanized rice ratooning technology.
Chang Zheng   +6 more
doaj   +1 more source

Role of Environmental Factors in Legume-Rhizobium Symbiosis: A Review

open access: yesBiomolecules
Legumes play a pivotal role in addressing global challenges of food and nutrition security by offering a sustainable source of protein and bioactive compounds.
Liudmyla Yeremko   +4 more
doaj   +1 more source

Research Progress and Challenges of Oil Crop Yield Monitoring by Remote Sensing

open access: yes智慧农业, 2023
SignificanceOil crops play a significant role in the food supply, as well as the important source of edible vegetable oils and plant proteins. Real-time, dynamic and large-scale monitoring of oil crop growth is essential in guiding agricultural ...
MA Yujing   +5 more
doaj   +1 more source

Utilization of whole sorghum crop residues for bioethanol production [PDF]

open access: yes, 2016
Sorghum is the fifth most important cereal worldwide and is a major source of agricultural residues in tropical regions. Bioconversion of whole sorghum crop residues comprising stalks, leaves, peduncles and panicles to ethanol has great potential for ...
Agu, Reginald   +3 more
core   +3 more sources

Quantitative trait locus mapping for salt and drought tolerance traits in wheat (Triticum aestivum L.)

open access: yesBMC Plant Biology
Background Wheat (Triticum aestivum L.) is susceptible to abiotic factors during its growth period, such as salt and drought. The germination stage is the initial growth stage of wheat growth, when wheat is particularly sensitive to salt and drought ...
Xiaotong Liu   +16 more
doaj   +1 more source

Conservation Agricultural Practices for Improving Crop Production and Quality

open access: yesAgronomy
Modern agriculture faces many challenges, the most important of which are the effects of climate change, soil degradation and fertility decline, pressure on water resources, and food insecurity [...]
Mariola Staniak, Ewa Szpunar-Krok
doaj   +1 more source

Crop Yield and Temperature Changes in North China during 601–900 AD

open access: yesAdvances in Meteorology, 2014
Depending on the descriptions of crop yield and social response to crop failure/harvest from Chinese historical documents, we classified the crop yield of North China during 601–900 AD into six categories and quantified each category to be the crop yield
Haolong Liu   +4 more
doaj   +1 more source

Thirty years of growing cereal without P and K fertilization [PDF]

open access: yes, 2008
Over thirty years a significant depletion of P and K in soil occured when the were not given in fertilizers. This caused a reduction in crop yield. An abundant P application exceeding the crop uptake very clearly prevented the yield reduction but did not
Jaakkola, Antti, Yli-Halla, Markku
core  

Enteropathogenic E. coli shows delayed attachment and host response in human jejunum organoid‐derived monolayers compared to HeLa cells

open access: yesFEBS Letters, EarlyView.
Enteropathogenic E. coli (EPEC) infects the human intestinal epithelium, resulting in severe illness and diarrhoea. In this study, we compared the infection of cancer‐derived cell lines with human organoid‐derived models of the small intestine. We observed a delayed in attachment, inflammation and cell death on primary cells, indicating that host ...
Mastura Neyazi   +5 more
wiley   +1 more source

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