Results 31 to 40 of about 255,184 (298)

Soil Organic Carbon Dynamics in the Long-Term Field Experiments with Contrasting Crop Rotations

open access: yesAgriculture
Trends in soil organic carbon (SOC) were analyzed in the soils from the oldest Czech long-term field experiment, the Prague-Ruzyně Long-Term Fertilizer Experiment, conducted on Haplic Luvisol since 1955.
Tomáš Šimon   +3 more
doaj   +1 more source

A Practical Algorithm for Multiple-Phase Control Systems in Agricultural and Natural Resource Economics

open access: yesJournal of Agricultural and Resource Economics, 2009
Many important problems in agricultural and natural resource economics concern an intertemporal choice between alternate dynamic systems. This significance has motivated a theoretical literature generalizing the necessary conditions of Optimal Control ...
Graeme J. Doole
doaj   +1 more source

Physiological Mechanism of Abscisic Acid-Induced Heat-Tolerance Responses to Cultivation Techniques in Wheat and Maize—Review

open access: yesAgronomy, 2022
Abscisic acid (ABA) plays a physiological role in regulating the heat tolerance of plants and maintaining crop productivity under high-temperature stress.
Zhiqiang Tao   +10 more
doaj   +1 more source

Crop and Weather Report Nov. 9 [PDF]

open access: yes, 2009
Crop and weather report guests include Iowa State University Extension climatologist Elwynn Taylor, integrated pest management specialist Rich Pope, and economist Chad Hart.
Integrated Crop Management News
core   +1 more source

Three phosphatase families form a community: The phosphohydrolases that act upon inositol pyrophosphates

open access: yesFEBS Letters, EarlyView.
Inositol pyrophosphates are energy‐rich signaling molecules that perform critical functions in cells. Three different families of phosphatases hydrolyze the β phosphate of the inositol pyrophosphate molecules: two have narrow specificities and one is promiscuous.
Ronda J. Rolfes
wiley   +1 more source

Smart Farming: Internet of Things (IoT)-Based Sustainable Agriculture

open access: yesAgriculture, 2022
Smart farming is a development that has emphasized information and communication technology used in machinery, equipment, and sensors in network-based hi-tech farm supervision cycles.
Muthumanickam Dhanaraju   +4 more
doaj   +1 more source

Crop and Weather Update - First Week of October [PDF]

open access: yes, 2009
ISU Extension climatologist Elwynn Taylor, economist Dan Otto, and soybean agronomist Palle Pedersen are guests this week for the crop and weather ...
Integrated Crop Management News
core   +1 more source

The role of miR‐335‐5p in the redifferentiation of BRAF p.V600E thyroid cancers

open access: yesMolecular Oncology, EarlyView.
The BRAF p.V600E mutation promotes thyroid cancer dedifferentiation and radioiodine resistance. Using a network approach, we identified miR‐335‐5p as a key regulator of BRAF‐mutated thyroid tumors. Restoring miR‐335‐5p increased thyroid‐specific gene expression and iodine uptake in cells and organoids.
Valeria Pecce   +11 more
wiley   +1 more source

Occurrence, Distribution, and Management of Aphid-Transmitted Viruses in Cucurbits in Spain

open access: yesPathogens, 2023
The effectiveness of pest and disease management in crops relies on knowledge about their presence and distribution in crop-producing areas. Aphids and whiteflies are among the main threats to vegetable crops since these hemipterans feed on plants ...
Celia De Moya-Ruiz   +2 more
doaj   +1 more source

TRAIL‐PEG‐Apt‐PLGA nanosystem as an aptamer‐targeted drug delivery system potential for triple‐negative breast cancer therapy using in vivo mouse model

open access: yesMolecular Oncology, EarlyView.
Aptamers are used both therapeutically and as targeting agents in cancer treatment. We developed an aptamer‐targeted PLGA–TRAIL nanosystem that exhibited superior therapeutic efficacy in NOD/SCID breast cancer models. This nanosystem represents a novel biotechnological drug candidate for suppressing resistance development in breast cancer.
Gulen Melike Demirbolat   +8 more
wiley   +1 more source

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