Effects of three biochars on soil acidity, Olsen-phosphorus (P), phosphatase activities, and heavy metal availability were investigated to test potential of these biochars as soil amendments in highly weathered acidic soils. Incubation experiments were conducted for 6 weeks with three acidic soils: ...
Topics include soil fertility management for harvested versus grazed forage systems, the importance of soil and tissue testing, liming and fertilizing forage crops with chemical versus organic amendments, and soil health. This chapter contains practical information on nutrient management to sustain adequate...
Ways to Lower Soil pH (Make Soil Acidic) Soil pH can be lowered by half a point—from 7.0 to 6.5, for example—by increasing soil nitrogen.Adding compost, manure, or organic soil amendments like alfalfa meal to the soil can help drop pH over time by increasing bacterial populations. Click...
Conversely, MgCl2 had the lowest average yield, of 21.3 kg/tree, which was attributed to the high concentration of Mg that led to some nutrient imbalances. In conclusion, the current study showed the efficacy of different amendments based on Ca for remediating sodic soil in drip-irrigated ...
Calcium: magnesium ratio amendments of soil acidity and agronomy characteristics of forage specie The variation in the Ca:Mg ratio in amendments used to neutralize soil acidity is way of altering the availability of those nutrients in forage species and... MPA Guimarães Júnior,ACD Santos,ADS Ar...
an increase in soil acidity (i.e., low pH) may increase soluble Al3+(and/or that of other oligo-elements such as Mn), which have long been known to be toxic to bacteria, fungi and plants40,41,53,54. What is really surprising is that diversity of all soil biota groups in our stu...
Soil Water Functional Relationships Of Major Soil Series Of Coimbatore District And The Infuence Of Amendments On Soil Moisture Retention Soil-moisture fluctuation in the unsaturated zone of shallow colluvial landslides is influenced by many geologic, geomorphic, and seasonal conditions. Long... AKPR An...
N. Yet, a general positive effect by biochar on plant N assimilation had been not yet clear though biochar increased N agronomic efficiency by ca 10% in Chinese rice paddies (Huang et al.2013). In this study, the consistent but large increase in plant P uptake compared to biomass or ...
The effects of recommended soil amendments for soil remediation are often attributed to an increase in the soil cation exchange capacity (CEC), addition of materials with a strong preference for particular ions, and precipitation as a solid phase (Czupyrna et al., 1989;Phillips, 1998). For ex...
As this mitigation strategy is applied to large forest areas, ecological consequences of calcareous amendments are thus of critical importance and studies on the effects of liming on trees (Huettl and Zoettl, 1993, Hüttl and Schneider, 1998, Huber et al., 2006, Røsberg et al., 2006) ...