This review discusses the causes and consequences of 'non‐equilibrium'water flow and
solute transport in large structural pores or macropores (root and earthworm channels …

Publisher Summary This chapter discusses the relation between conservation tillage and
sustainable agriculture, and identifies appropriate conservation tillage systems for different …

In agriculture, water and nitrogen are two critical resources for growing a crop. However,
their management cannot be analyzed independently of weather, soil characteristics, field …

Late Holocene pollen and sediment records from the Lake Tauanui catchment, northern
New Zealand, indicate that the lake formed about 5500 years ago following a series of …

Conservation tillage as an ecological approach to seedbed preparation and and soil surface
management is reviewed. The definition of conservation tillage (CT) and the evolution of the …

This study considers the impact of conventional-till (moldboard plow or sweeps) and no-till
wheat (Triticum aestivum L.) management practices on surface and groundwater quality …

This paper reviews current knowledge on the range and extent of various tillage systems
used in North America with special reference to the effects on soil properties, the erosion …

The presence of detectable concentrations of pesticides in surface water has caused some
concerns about possible effects on human health and aquatic biology. Herbicides are the …

Quantification of nitrate losses is important for devising measures to ensure sustainability of
soil fertility and groundwater resources and for the development of crop nutrient …

This chapter summarizes the scientific information available on the effect of drainage on the
losses of potential contaminants, presents management factors influencing these losses …