Titlebook: Sustainability of Irrigated Agriculture; L. S. Pereira,R. A. Feddes,B. Lesaffre Book 1996 Springer Science+Business Media Dordrecht 1996 d

中止

Offset

Modeling of Water Flow and Solute Transport for Irrigation and Drainage cover about 10% of total arable land distributed over 100 countries. Although natural factors are the main causes of the occurrence of saline/sodic soils, also man induced salinity and sodicity problems occur in large areas as a consequence of improper irrigation drainage design and management.

吸引人的花招

V洗浴

Research Agenda on Sustainability of Water Resources Utilization in AgricultureSustainable development meets the needs of the present population without compromising the ability of future generations to meet their needs. This conceptual approach is accepted worldwide and fully applies to the use of water resources in agriculture in general and in irrigated agriculture in particular.

HERE

Soil and Water Conservation in TunisiaTunisia is located on the North coast of Africa and is limited to the North and the East by the Mediterranean coast, a total of 1300 Km, and to the South-East by Lybia and at the West by Algeria. The total land area is approximately 16.4 million hectares which is divided as follow:

Affectation

978-90-481-4675-8Springer Science+Business Media Dordrecht 1996

沐浴

hypnogram

拥护

Synapse

Health Impacts of Agricultural Developmention of basic services, improvement of transportation and communication systems, industrial expansion, energy generation and agricultural development, while providing the basis for economic growth and improved quality of life, impose a heavy burden on natural resources and on the populations at risks.