نتایج جستجو برای: harvesting losses

تعداد نتایج: 91449  

Journal: :International journal of economic plants 2022

This research was conducted at Borlaug Institute of South Asia (BISA) Pusa, Bihar to assess the losses in harvesting and threshing by manual methods for wheat maize. 5 farmers from 15 identified villages were selected Samastipur district assessing maize crop. A total 75 this study Kabargama Phulhara, Ajana, Gopalpur, Maniarpur, Rampura, Ladaura, Birsingpur, Kalyanpur, Akbarpur, Pratapur, Basude...

ژورنال: علوم آب و خاک 2001
تاکی, اورنگ , همت, عباس ,

Any mechanical force exerted on a potato tuber during the harvesting may result in mechanical damage. A few weeks prior to harvesting, haulm destruction could improve the rheological properties of the tuber and reduce its susceptibility to mechanical damage. The effects of elevator and oscillatory sieve diggers and haulm destruction on potato loss and mechanical damage were studied on a farmer ...

تاکی, اورنگ , همت, عباس ,

Any mechanical force exerted on a potato tuber during the harvesting may result in mechanical damage. A few weeks prior to harvesting, haulm destruction could improve the rheological properties of the tuber and reduce its susceptibility to mechanical damage. The effects of elevator and oscillatory sieve diggers and haulm destruction on potato loss and mechanical damage were studied on a farmer ...

2012
Qinglin Li Jiquan Chen Daryl L. Moorhead

Respiratory carbon losses from a mixed oak forest ecosystem following experimental manipulations were examined for their magnitudes and biophysical regulations. To quantify these losses, respiration measurements from chamber-based ecosystem components of sapwood, snags, down-logs, and soil, using chamber-based methods, were collected from experimental stands 8 yr after the manipulations of: non...

2012
Naoshi Kondo

Studies on harvesting robots with manipulator were started with the tomato fruit harvesting robot since 30 years ago by Prof. Kawamura, Kyoto University [1]. The robot consisted of a 5 DOF manipulator, a harvesting end-effector, a color TV camera which was used for stereo vision, and a battery car for traveling in the ridges as shown in Figure 1. Following the harvesting robot, the robotic tech...

, Kamgar, , Morteza por, , Raoufat,

Oil seed rape is an important non-cereal crop used mainly for edible oil production. Canola pods are fragile and its branches are twisted together at harvesting time. Harvesting with a conventional combine can pull off twisted branches and cause appreciable losses in the vicinity of divider at combine header. In this study, a hydraulic rotary divider was designed and developed to separate twist...

Journal: :International Journal of Agricultural and Biological Engineering 2021

The high harvest losses associated with the mechanical harvesting of maize in China are currently a major barrier to adoption this technology. This paper summarizes works literature regarding from combine and abroad. main findings as follows: (1) In 2012-2019, 2987 samples data obtained production areas showed that average loss was 345.2 kg/hm2 (3.5% yield), ranging 0 9288.5 kg/hm2; (2) mainly ...

2009
Leonas Valkunas Ivo H.M. van Stokkum Rudi Berera Rienk van Grondelle

When exposed to excess light illumination photosynthetic organisms switch into a photoprotective quenched state where the excess energy is safely dissipated as heat. When these processes are investigated by means of ultrafast spectroscopy, the experimentalist is faced with the unnatural process of singlet–singlet annihilation which often makes the interpretation of the results very complicated....

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