Fill in the blanks with the verbs, using proper tense. ( 20题 ) The ultimate test, in my child mind, for (1) ___ (find) out the difference between black and white, (2)___ (occur) one day in a bus station in Alabama. While (3) ___ (wait) with my parent at the station...
It is a traditional Andean crop that grows at altitudes between 3500 and 4500 m above sea level, in the central region of Peru [1]. Maca is also widely known as "Peruvian Ginseng," and is prized for its nutrient component specificity, which gives it a long history of cultivation and ...
Fire is largely used in cattle ranching and subsistence farming as a management tool, and to stimulate golden-grass flowering, much used in the region in craftsmanship of its floral stems [44,45]. The interaction between dry vegetation, high temperatures, and land-use management, results in ...
The objective of this work was to evaluate the normalized difference water index (NDWI) based on Sentinel-2 imagery as a tool for monitoring pasture seasonal dynamics and inter-annual variability in a Mediterranean agro-silvo-pastoral system. Forty-one valid NDWI records were used between January ...
In this study, we attempted to understand similarities and differences between these two species in their response to salinity stresses using a range of biochemical and molecular parameters or biomarkers. Salinity induced significant changes in relative water content, endorsing that the two species were...
Consistent true signals are shown with dark red dots, while false positive and false negative signals are indicated in light purple and red, respectively. In a small set of genes, the expression was even significantly reversed between the two contrasts (dark purple). To explicitly evaluate how ...
The instantaneous opening speed of the relief valve spool reaches 15.7 m/s, and the hinge point between the top beam and the column is most sensitive to the hysteresis effect (impact coefficient increases by 0.63). Keywords: hydraulic support; rotary impact; dynamic response; mechanical-hydraulic...