نتایج جستجو برای: mechanized seeding

تعداد نتایج: 11270  

1997
Myla Archer Constance L. Heitmeyer

A major barrier to more common use of mechanical theorem provers in verifying software designs is the signi cant distance between proof styles natural to humans and proof styles supported by mechanical provers. To make mechanical provers useful to software designers with some mathematical sophistication but without expertise in mechanical provers, the distance between hand proofs and their mech...

2007
D. L. Frizzell C. E. Wilson

Recent interest by producers, researchers, and industry personnel concerning the use of grain drills utilizing 7-in. versus 10-in. row spacing have raised questions as to the optimal drill-row spacing for rice. With the increase in hybrid rice produced and the associated low seeding rates, questions arose regarding the response of these cultivars to row widths. The objective of this study was t...

A Ebrahimi Nezhad A. R Malek Pour

Cerebellar pilocytic Astrocytoma is a benign tumor, acounts for 80% of all cerebellar Astrocytoma, and has a relatively good prognosis. This tumor usually presents with Ataxia and in the case of hydrocephaly with raised intracranial pressure signs such as headeach, and vomiting. Treatment of this tumor is complete resection and if hydrocephally is present V.P. shunt should be inserted. In the c...

Journal: :بوم شناسی کشاورزی 0
امیر بهزاد بذرگر افشین سلطانی علیرضا کوچکی ابراهیم زینلی علیرضا قائمی

environmental optimizing of pest management strategies and improving theirs trends towards minimum environmental risks programs is a matter of considerable concern of food scientists particularly in developing countries. this study evaluates the environmental impacts of pesticides consumption based on environmental impact quotient (eiq) model in different sugar beet (beta vulgaris l.) productio...

Journal: :journal of herbal drugs (an international journal on medicinal herbs) 2015
adel ranji hamid agha gholzadeh mohadese pourali eshkelak mohammad mehdi amiri khorie

borage herbs, wild herbs and is one year with significant economic value are highly regarded local market due to the high economic value of borage any study to improve the quality of harvest and increase product seems necessary, two rahim abad (gilan) district in the province eshkourat the highest level of production as the location of choice, and studies of the factors in determining the best ...

2015
Herbert Borchert Christian Huber Axel Göttlein Johann Kremer

In mechanized timber harvesting, it is common practice to build brush mats from logging residues on skid trails. Protective effects of brush mats against soil compaction are documented by several studies. On the other hand, a large quantity of nutrients is concentrated on the skid trail. Fully mechanized harvesting has been criticized frequently for this reallocation of nutrients. Is there real...

Journal: :Work 2012
Simone Emmanuelle Alves Costa João Alberto Camarotto

Due to the increase of production costs in manual harvesting, strategies must be developed in order to overcome these effects, such as the attempts in implementing agricultural machines in harvest activities, whether being totally or partially mechanized. This study brings a qualitative and quantitative comparison on the impacts in work conditions and productivity in Brazilian orchards caused b...

Journal: :Work 2012
Amaury Paulo de Souza Luciano José Minette André Luis Petean Sanches Emília Pio da Silva Valéria Antônia Justino Rodrigues Luciana Aparecida de Oliveira

There are several forest operations involved in Eucalyptus timber harvesting. This study was carried out during brush-cutting; tree felling, bucking, delimbing, piling and manual extraction operations, with the following objectives: a) analyzing, ergonomically, two systems of brush-cutting: one manual and the other semi-mechanized, using two different machines; b) ergonomically evaluating three...

Journal: Journal of Herbal Drugs 2015
Adel Ranji, Hamid Agha gholzadeh Mohadese Pourali eshkelak Mohammad Mehdi Amiri Khorie

Borage herbs, wild herbs and is one year with significant economic value are highly regarded local market Due to the high economic value of borage any study to improve the quality of harvest and increase product seems necessary, Two Rahim Abad (GILAN) district in the province Eshkourat the highest level of production as the location of choice, and studies of the factors in determining the best ...

Journal: Journal of Herbal Drugs 2015
Adel Ranji, Hamid Agha gholzadeh Mohadese Pourali eshkelak Mohammad Mehdi Amiri Khorie

Borage herbs, wild herbs and is one year with significant economic value are highly regarded local market Due to the high economic value of borage any study to improve the quality of harvest and increase product seems necessary, Two Rahim Abad (GILAN) district in the province Eshkourat the highest level of production as the location of choice, and studies of the factors in determining the best ...

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