求翻译：血浆中催乳素表达量的上升和维持是导致家禽就巢的关键因素。为研究催乳素对鹅就巢的影响，现对皖西白鹅母鹅进行颈部皮下多点注射重组催乳素，观察重组催乳素主动免疫对就巢的影响。是什么意思？

Plasma prolactin expression increase in the volume and maintain the key factor to cause poultry nest. For studying the influence of prolactin on the goose on the nest, now Wanxi White Geese subcutaneous injection of recombinant prolactin, to observe the active immunization of the reorganization of p

A reminder in the blood plasma of breast milk expression and maintenance of poultry is the cause of the key factors in their nests. A call for research on breast of goose nest on the impact of wanxi, white geese and ducks and geese with neck subcutaneous multi-shot up breast of reorganization, restr

In the blood plasma urges the young element expression quantity the rise and the maintenance is causes the domesticated fowl on the nest key aspect.In order to study urges the young element to the goose on the nest influence, presently the bai'e female goose carries on the pate hypodermic multi-spot

Increased expression of prolactin in plasma and maintenance is a key element of poultry broodiness. Study on effect of prolactin on the geese nest, is against of Wanxi white goose neck subcutaneous injections of recombinant prolactin, observation of recombinant prolactin effect of active immunizatio

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