نتایج جستجو برای: chemical flooding

تعداد نتایج: 391195  

Journal: :تولید گیاهان زراعی 0
محمد خادم پیر دانشگاه علوم کشاورزی و منابع طبیعی گرگان سرالله گالشی دانشگاه علوم کشاورزی و منابع طبیعی گرگان افشین سلطانی دانشگاه علوم کشاورزی و منابع طبیعی گرگان فرشید قادری فر دانشگاه علوم کشاورزی و منابع طبیعی گرگان

in order to investigated the effect of flooding, different nutrition levels an anti-oxidant characteristics, chlorophyll fluorescence, amount of chlorophyll (a, b) and carotenoids leaves soybean (glycine max (l.) merr), cultivar dpx research at the university of agricultural sciences and natural resources, gorgan, in a completely randomized design to factorial arrangement with three replication...

Journal: :iranian journal of oil and gas science and technology 0
yaser ahmadi m.s. student, department of petroleum engineering, tehran petroleum research center, petroleum university of technology, tehran, iran mehdi hassanbeygi m.s. student, department of petroleum engineering, tehran petroleum research center, petroleum university of technology, tehran, iran riyaz kharrat professor, department of petroleum engineering, tehran petroleum research center, petroleum university of technology, tehran, iran

in many reservoirs, after water flooding, a large volume of oil is still left behind. hot water injection is the most basic type of thermal recovery which increase recovery by improved sweep efficiency and thermal expansion of crude.in the present work, the effects of injection rate and the temperature of the injected water were surveyed by using core flooding apparatus. water flooding was perf...

Journal: :Revista de la Facultad de Agronomía 2023

This work aimed to evaluate the chemical composition and initial growth of soybean seedlings originated from seeds produced under influence soil flooding in crop reproductive period. The experimental design was totally randomized, organized factorial scheme being two cultivars x three soil-flooding periods, traits were disposed four repetitions. When submitting plants at R5 stage, mass thousand...

2003
Justin Lipman Paul Boustead Joe F. Chicharo John Judge

Information dissemination (flooding) forms an integral part of routing protocols, network management, service discovery and information collection (sensing). Given the broadcast nature of ad hoc network communications, information dissemination provides a challenging problem. This paper introduces Utility Based Flooding (UBF). UBF is a distributed optimised flooding mechanism for ad hoc network...

2017
S. M. Hosseini-Nasab P. L. J. Zitha

The objective of this study is to discover a synergistic effect between foam stability in bulk and micro-emulsion phase behaviour to design a high-performance chemical system for an optimized alkaline-surfactant-foam (ASF) flooding for enhanced oil recovery (EOR). The focus is on the interaction of ASF chemical agents with oil in the presence and absence of a naphthenic acid component and in si...

Journal: :CoRR 2012
Tongguang Zhang

SYN flooding attacks generate enormous packets by a large number of agents and can easily exhaust the computing and communication resources of a victim within a short period of time. In this paper, we propose a lightweight method for detecting SYN flooding attack by non-parametric cumulative sum algorithm. We experiment with real SYN flooding attack data set in order to evaluate our method. The...

Journal: :Journal of The Korean Society of Civil Engineers 2013

Journal: :FEMS microbiology ecology 2015
Lucía Ferrando Ana Fernández Scavino

Flooding impacts soil microbial communities, but its effect on endophytic communities has rarely been explored. This work addresses the effect of flooding on the abundance and diversity of endophytic diazotrophic communities on rice plants established in a greenhouse experiment. The nifH gene was significantly more abundant in roots after flooding, whereas the nifH gene copy numbers in leaves w...

Journal: :Annals of botany 2009
Xin Chen Heidrun Huber Hans de Kroon Anton J M Peeters Hendrik Poorter Laurentius A C J Voesenek Eric J W Visser

BACKGROUND AND AIMS Intraspecific variation in flooding tolerance is the basic pre-condition for adaptive flooding tolerance to evolve, and flooding-induced shoot elongation is an important trait that enables plants to survive shallow, prolonged flooding. Here an investigation was conducted to determine to what extent variation in flooding-induced leaf elongation exists among and within populat...

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