Hector Menendez

5 Questions 3 Answers 0 Followers

Questions related from Hector Menendez

How should dairy cattle manure be modeled for United States systems?

Looking for suggestions for processed based dairy manure modeling approaches at a high level of aggregation.

02 June 2020 1,686 0 View

Where can I find published lignin to nitrogen ratios or percentages for Corn, Soybean, and Alfalfa crops?

I am using these parameters in a model. Only generic parameters are currently needed. Lignin and Nitrogen (%) for roots, stems, etc. would be helpful but are not required.

05 May 2020 2,337 0 View

What data sources are available for the spatial distribution of grasses used for livestock grazing/forage (range, pasture, improved hay) in Texas?

Seeking to delineate generalized grass type (highly aggregated) in Texas by 10 the major Texas climate divisions. Growing season length (days or months), production (kg/ha), and reference...

03 April 2019 2,578 0 View

Have any equations been developed to create a coefficient explaining the relationship of the Palmer Drought Severity Index (PDSI) and soil moisture?

Evaluation of Spatial-Temporal Variability of Drought Events in Iran Using Palmer Drought Severity Index and Its Principal Factors (through 1951-2005) See Table 2 for a published example of PDSI...

28 March 2019 6,120 1 View

Have there been any recent publications specifically addressing grassland conversion to cropland impact on TSS concentration (mg/L) in rivers?

An extensive review of literature has led me to believe that the majority of studies emphasize sediment loading (tons/day) into rivers from grassland conversion to cropland. However, few studies...

22 February 2018 7,996 4 View