During the tuber bulking stage, soil samples were collected at five vertical depths (0–10, 10–20, 20–30, 30–40, and 40–50 cm) 0, 3.75, and 7.5 cm apart from the drip tape emitter ... of P fertilizer ...

Postnasal drip occurs when mucus from your nasal passages drips down the back of your throat. The symptoms of postnasal drip include coughing and frequent throat clearing, a sore or scratchy throat, ...