Results 11 to 20 of about 65,486 (239)

Montmorillonite content is an influential soil parameter of grapevine development and yield in South Uruguay

open access: yesAgrociencia Uruguay, 2022
Soil physical and chemical characteristics play a key role on vine growth and yield. The soils of South Uruguay display high content of montmorillonite or illite.
Gustavo Pereyra   +3 more
doaj   +1 more source

Comparison of artificial neural network and multivariate regression methods in prediction of soil cation exchange capacity (Case study: Ziaran region) [PDF]

open access: yesDesert, 2010
Investigation of soil properties like Cation Exchange Capacity (CEC) plays important roles in study of environmental reaserches as the spatial and temporal variability of this property have been led to development of indirect methods in estimation of ...
A Keshavarzi, F Sarmadian
doaj   +1 more source

پهنه‎‎ بندی پارامترهای مؤثر در کیفیت حاصلخیزی خاک شالیزار برای مدیریت بهینه مصرف کود [PDF]

open access: yesپژوهش‌های حفاظت آب و خاک, 2018
سابقه و هدف: گیاهان از جمله برنج برای تأمین نیاز عناصر غذایی خود به مصرف کود احتیاج دارند تا تولید بیشتر در واحد سطح فراهم شود. برای این منظور شناسایی مقادیر عناصر پرمصرف در خاک و تهیه نقشه مناسب آن‎ها ضروری است.
حامد رضایی   +3 more
doaj   +1 more source

Literature Analysis of Energy Storage Research Based on Object Hierarchy

open access: yes南方能源建设, 2023
[Introduction] With the development of energy storage technology, technical schemes and application scenarios become more and more complex. For energy storage research, the conventional classification method based on technical route has certain ...
Qili LIN   +4 more
doaj   +1 more source

Editorial CEC N° 10

open access: yesCuadernos de Economía Crítica, 2019
Comité Editorial CEC
doaj   +2 more sources

The new CEC : the churches' engagement with a changing Europe [PDF]

open access: yes, 2015
In 2014 the Conference of European Churches celebrated a historic merger with the Church and Society Commission, bringing together two of the oldest and broadest ecumenical organisations in Europe.

core   +1 more source

Improving Cuckoo Search: Incorporating Changes for CEC 2017 and CEC 2020 Benchmark Problems [PDF]

open access: yes, 2021
© 2020 IEEE. Cuckoo search (CS) is a highly competitive single objective optimization technique. The algorithm has been widely applied in various diverse application domains and has been found to be efficient in solving various real-life problems. In the
Singh, U   +3 more
core   +1 more source

A nationwide assessment of hepatocellular adenoma resection: Indications and pathological discordance

open access: yesHepatology Communications, EarlyView., 2022
Abstract Hepatocellular adenomas (HCAs) are benign liver tumors associated with bleeding or malignant transformation. Data on the indication for surgery are scarce. We analyzed indications and outcome of patients operated for HCAs < 50 mm compared to HCAs ≥ 50 mm. Changes in final postoperative diagnosis were assessed.
Martijn P. D. Haring   +70 more
wiley   +1 more source

A Novel Hybrid Power-Grid Investment Optimization Model with Collaborative Consideration of Risk and Benefit

open access: yesEnergies, 2023
Power-grid investment (PGI) optimization is crucial for boosting investment performance, lowering investment risks, and assuring the sustainable development of power-grid businesses.
Changzheng Gao   +5 more
doaj   +1 more source

Current development situation and prospects of China-made PLC

open access: yesDianzi Jishu Yingyong, 2023
This paper briefly reviewed the history of China-made PLC and presented the domestic market situation of PLC, mainstream products of China-made PLC, PLC standards, and relevant national policies.
Lin Hao, Yang Zhenghou, Huo Yuxian
doaj   +1 more source

Home - About - Disclaimer - Privacy