Low winter temperatures , sunshine time is short, laying significantly reduced , and some even suspended . So, in the feeding and management should pay attention to?
1 The temperature inside the house in winter insulation ventilation must be maintained at more than 5 ℃. To this end, the flock should be closed as early as late release ; ground covered with 5-6 cm thick husk or sawdust ; let the chicken to drink warm water when conditions ; timely removal of snow after snow sports arena . Sheds have ventilation holes at the top to change , and often for ventilation to prevent harmful gases harm flocks.
(2) increase in winter increasing light illumination , can promote the secretion of anterior pituitary hormones in laying hens to increase egg production. Thus , layers 14 to 16 hours of light have a day . Fill method of the morning to the light , to light sooner or later in the evening to light three ; Under normal circumstances, a 20 to 24 square meters of houses , a lamp can be installed 10 to 60 watt incandescent . Lighting system should be stable and can not be changed.
(3) Strengthen the winter feeding metabolizable energy content of the diet should be increased , due to lower protein energy ratio . To this end , it may feed more corn. Less because of winter green vegetables , carrots and vitamins should Buwei additives to prevent vitamin deficiency affecting egg production . In addition, layers of different ages , in the feed appropriate to add some irritating substances may also improve egg production . According to reports, 150 to 200 days of laying hens per 10 kg gluten feed add about 55 to 60 grams of succinic acid ; 340 days or more hens per 10 kg gluten feed add about 3.5 to 4 grams of vitamin B2 and 25 to 30 grams of vitamin B12, make chicken egg production rate increased by about 11%.
4 exercise can strengthen some cereal or suspended bedding rubbed vegetables in a chicken coop , lifting height than hen dish out into the beak of a high level of 3 to 4 cm is appropriate, not too high, in order to promote the flock activities.
In addition, the stool should always clean the house , keep the discounted dry; every morning with a 2% Lysol children disinfected once .