نتایج جستجو برای: soil improvement

تعداد نتایج: 485922  

2003
J. P. Walker N. Ursino R. B. Grayson

Knowledge of temporal and spatial variation in root zone soil moisture content across Australia is vital for a wide range of environmental and socio-economic activities. However, such information is not currently available, due to an inability to monitor with ground-based point measurement techniques at an appropriate spatial resolution, and the uncertainty associated with land surface model pr...

Journal: :international journal of advanced biological and biomedical research 2014
mosayeb baghaie mohamad chizari

objective: the main purpose of this research is review of principles, concepts, problems and solutions of soil ethic. methods: in this research by descriptive method and delphi technique was used for identifying soil ethical concepts, soil ethical principles, problems and difficulties of soil ethics in iran and al around the world and suggestions for improvement of soil ethics in iran. the popu...

2014
YEVHENIYA VOLCHKO Y. Volchko

Soil contamination is a worldwide problem. Soil remediation is often carried out to reduce the risks posed by contaminants in the soil to human health and environment. Contaminant concentration is typically the only soil quality aspect maintained in remediation projects. However, emerging regulatory requirements on soil protection has introduced the soil function concept and demand that other c...

2018

Enzymes are one of the most important biomolecules which has a wide range of applications in industrial as well as biomedical field. They are important due to their many useful properties. Their development, to a great extent, has been possible due to the availability of microbial sources. Microorganisms are of much attention because they can be produced economically and are amenable to genetic...

2017
L. N. Gitonga

1 Kenya Agricultural Research Institute, National Horticultural Research Center, P. O. Box 01000 220, Thika. 2 Department of Botany, Jomo Kenyatta University of Agriculture and Technology, P. O. Box 00200-62000, Nairobi. 3 Department of Horticulture, Jomo Kenyatta University of Agriculture and Technology, P. O. Box 00200-62000, Nairobi. 4 Kenya Agricultural Research Institute, Biotechnology Cen...

2005
J. R. Walters

At the last Pig Genetics Workshop two papers described aspects of the lost potential in pig production at the commercial level. Black (2000) estimated that slower growth, reduced efficiency of feed use and fatter carcases decreased the profitability of pig enterprises by as much as 25%. Walters (2000) estimated that successful progress had been achieved in backfat reduction but that there were ...

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