[The content of Na, K, Ca, Mg, total P, Fe, Cu and Zn in different tissues and in the placenta of sheep fetuses and newborn lambs].

: The content of sodium, potassium, calcium, magnesium, total-P, iron, copper, zinc in several tissues of sheep-fetuses (age: 92 and 120 days) as well as that of new-born lambs was analysed. There are many changes in the chemical composition of the tissues, that are of functional significance.