The review analysis of twenty two irrigation efficiency (IE) studies carried out in the Ebro
River Basin shows that IE is low (average IE) avg (= 53%) in surface-irrigated areas with …

The economy of the Vietnamese Mekong Delta is based mainly on agriculture which is in
turn heavily relying on the availability of fresh water of good quality. Under the Doi Moi …

Abstract Nitrate (NO 3−) pollution in rivers caused by intensive human activities is becoming
a serious problem in irrigated agricultural areas. To identify NO 3− sources and reveal the …

Using cover crops (CC) in semiarid irrigated areas is often limited by low nutrient and water-
use efficiency. This work was conducted over 3.5 years to determine the effect on NO3 …

This paper analyses the effect of environmental changes observed in the 20th century on
hydrology and water management in the southern Pyrenees, in terms of land use and …

In a greenhouse experiment with tomato, the N fertilizer reduction potential, tomato yield, N
use and environmental implications were examined, in a comparison of site-specific N …

In this study deterministic, multivariate and stochastic methods are applied to a combined
temporal and spatial monitoring data set, in order to assess nitrate and pesticide levels and …

Agriculture is a major source of diffuse pollution, where nitrogen and sediment pollution of
water bodies are its main associated environmental impacts. Best management practices …

Under semiarid Mediterranean conditions irrigated maize has been associated to diffuse
nitrate pollution of surface and groundwater. Cover crops grown during winter combined …

The termination date is recognized as a key management factor to enhance cover crops for
multiple benefits and to avoid competition with the following cash crop. However, the …