Sentence examples for difficulty of soil from inspiring English sources

Again, this finding confirms that the catalyzed oxidative polymerization of SOM phenolic components reduced CO2 emission from soil because of the increased difficulty of soil microbial communities to mineralize SOM, due to either an enhanced chemical stabilization or physical protection in less accessible micro-aggregates.

However, field studies on drought potentially have substantial limitation for several reasons: 1) the difficulty of controlling soil water content accurately; 2) delay of drought effects on plant due to the variation of evaporation rate and soil content; and 3) substantial deviation due to variation of nutrients in soil.

However, this research is generally conducted in controlled conditions because of the difficulty of manipulating soil communities in the field.

The influence of agrochemicals on important soil fungi is complex and difficult to predict, further increasing the difficulty involved in the management of soil fungal resources.

The difficulty of cultivating these lighter soils is greatest in the black farming areas, where population pressure no longer allows land to be temporarily abandoned to rejuvenate after cultivation; black farmers, because of a lack of capital, are also less able than white farmers to maintain the mineral fertility with manure and chemical fertilizers.

Given the difficulty of detecting small changes in soil carbon stocks against a large background it is helpful to examine the surface soils, which are shown in Figures 3b (thinning treatments) and 3d (clearcuts).

Several methods were proposed to consider these uncertainties, but its implementation is a challenging task due to the difficulty of assessing the uncertainties in soil properties.

Aphanomyces genus also includes significant plant pathogens such as A. euteiches and A. cochlioides causing the most serious seedling disease of sugar beet in terms of yield loss, persistence of the oospores in soil, and difficulty of control [9], [10].

This is due to difficulties such as designing primers specific to a range of soil animals while excluding other eukaryotes.

However, application of soil insecticides is generally ineffective because of their difficulty in translocation through the soil into the root zone.

Assessing land-use effect on the diversity of soil biota has long been hampered by difficulties in collecting and identifying soil organisms over large areas.