نتایج جستجو برای: stem cutting

تعداد نتایج: 316432  

Journal: :INMATEH-Agricultural Engineering 2022

Buckwheat crops are subjected to complex stress during harvest. And there problems such as large deformation, severe brokenness, and high energy consumption of stems the mechanical harvesting, cutting, transporting, threshing, separating cleaning. In this study, properties buckwheat stem harvesting were tested, including tensile, bending, shearing dynamic effects moisture content, position work...

Mehran Moradi, Saeed Shiri

PVC frame cutting process by guillotine is a common method that attracted attention of car parts and PVC decorating furniture producers. In this paper, the effects of main parameters such as cutting speed, lubricants and cutting frame holder pressure force on PVC frame section surface smoothness is investigated by experimental methods on a specified PVC frame sample and then by FEM simulation u...

Journal: :Tropics 2023

Understanding the regrowth condition and pattern for vine plant Epipremnum aureum is important effective removal of this invasive species. The purpose study was to clarify influence light environment, size body, existence roots on survival a piece body E. aureum. We surveyed cuttings different sizes under three conditions representing outside, edge, inside forests (Experiment 1), with or withou...

Journal: :Robotica 2023

Abstract The sampling and monitoring of nature have become an important subject due to the rapid loss green areas. This work proposes a possible solution for method leaves using ornithopter robot equipped with onboard 94.1 g dual-arm cooperative manipulator. One hand is scissors-type arm other one gripper perform collection, approximately similar operation by human fingers. In move toward auton...

Journal: :Journal of Pre-College Engineering Education Research 2023

K-12 students need to become familiar with engineering because 21st-century careers integrate practices across all science, technology, engineering, and mathematics (STEM) fields. While the Next Generation Science Standards (NGSS) emphasize learning real science practices, further work is needed authenticate for education. The NGSS are presented in a way that merges single general practice core...

Journal: :Walailak Journal of Science and Technology 2021

The sap or latex injury in mango reduces fruit quality as it causes skin blemish during harvesting and postharvest handling. Sap volume visual of ‘Carabao’ affected by different harvest times the day (every hour from 7:00 AM to 5:00 PM), delay cutting (hourly up 6 h) pedicel at either base abscission zone desapping agents applied 1 7 h were assessed. was assessed allowing flow on after re-cutti...

Journal: :international journal of advanced biological and biomedical research 2014
arezoo azimi mohammad reza imanpoor rasool maleknejad samira shokrollahi

objective: in this survey, we have checked the effects of natural (red bell pepper and tomato) and synthetic (astaxanthin and β-carotene) pigments on bloods factors of flower horn (cichlasoma sp.). methods: five treatments (three replicates/treatment) were employed. fishes were separated in fifteen equal groups and were fed for eight weeks with diets containing10 g kg–1 red bell pepper and toma...

Journal: :Plant physiology 1948
C R Stocking

When high tensions are developed in the water columns within the xylem of a shoot, the shoot wilts. If such wilting is induced by plugging a stem with gelatin immediately upon cutting, very rapid recovery results if the plugged portion is cut off under water in such a way as to prevent the entrance of air into the stem. Such recovery was observed by DIXON and BARLEE (1) as long as no gas entere...

2007
Don Miner

Swarm robotics is a relatively new field that focuses on controlling large-scale homogeneous multi-robot systems. We survey six example swarm robotics control algorithms to give a brief overview of the current state of the cutting-edge. Experimental results show that swarm robotics algorithms are scalable, fault tolerant, robust and efficient. These favorable results stem from the algorithms be...

2017
Yong Lei Yanhua Yi Yang Liu Xia Liu Evan T. Keller Chao-Nan Qian Jian Zhang Yi Lu

Metformin, an inexpensive and well-tolerated oral agent commonly used in the first-line treatment of type 2 diabetes, has become the focus of intense research as a candidate anticancer agent. Here, we discuss the potential of metformin in cancer therapeutics, particularly its functions in multiple signaling pathways, including AMP-activated protein kinase, mammalian target of rapamycin, insulin...

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