The osmotic pressure of the plasma affects the mechanics of the circulation in several ways. An alteration of the osmotic pressure difference across the membrane of a blood cell causes a shift of water and a change of cell volume. The changes in shape and flexibility affect the mechanical properties of whole blood.
Weekly. Potatoes need one solid watering every week. Accounting for naturally occurring moisture is an important when judging how often to water. A light shower doesn't penetrate deeply enough into the soil, so you should still proceed with your weekly watering after receiving one.
Growing sweet potatoes. Water sweet potato plants regularly. If growing your crop undercover, remember to open doors and windows during the day to keep your greenhouse or polytunnel well ventilated. Greenhouse and container crops will also appreciate a feed of general purpose fertiliser every two or three weeks.ater sweet potato plants regularly. If growing your crop undercover, remember to open doors and windows during the day to keep your greenhouse or polytunnel well ventilated. Greenhouse and container crops will also appreciate a feed of general purpose fertiliser every two or three weeks.