What's the difference between hen and pullet?

Hen


Definition:

  • (n.) The female of the domestic fowl; also, the female of grouse, pheasants, or any kind of birds; as, the heath hen; the gray hen.

Example Sentences:

  • (1) Whether hen's egg yolk can be used as a sperm motility stimulant in the treatment of such conditions as asthenospermia and oligospermia is subjected for further study.
  • (2) Studies were conducted to evaluate the effects of acute (24 h) thermal stress on anterior pituitary function in hens.
  • (3) Lead levels in contents and shells of eggs laid by hens dosed with all-lead shot were about twice those in eggs laid by hens dosed with lead-iron shot.
  • (4) Unlike most birds of prey, which are territorial and fight each other over nesting and hunting grounds, the hen harrier nests close to other harriers.
  • (5) In Experiment 1 (summer), hens regained body weight more rapidly, returned to production faster, and had larger egg weights (Weeks 1 to 4) when fed the 16 or 13% CP molt diets than when fed the 10% CP molt diet.
  • (6) Studies have been made on the activity of glycosidases from eye tissues of developing chick embryos and adult hens.
  • (7) The results suggest that a cytoplasmic progesterone receptor is present in the pituitary and hypothalamic tissue, as well as in the oviduct magnum, of the hen.
  • (8) Each diet was fed to five or six individually caged hens for 42 days.
  • (9) Mortality was less in the N-XL as compared to DB, but NB hens showed 11.7% more mortality than dwarfs.
  • (10) Raw Target RSM was force fed to 12 hens which were killed after varying time intervals (15 min., 30 min., 60 min.)
  • (11) A reduction in tibial breaking strength was also found in caged hens, when compared to deep-litter hens.
  • (12) To investigate the physical state of water in hydrating biological macro-molecules, the dielectric properties of water in hen egg lysozyme pellets with various moisture contents were studied using the thermally stimulated depolarisation currents technique.
  • (13) The TOCP-treated hens developed clinical signs of neuropathy.
  • (14) Posterior pituitary extract (0.01-0.5 equivalent) from hens in each of the various stages of the reproductive cycle induced a concentration dependent PRL release.
  • (15) Is he not going to talk to them for four or eight years?” Henning said.
  • (16) Data were obtained on hen-day egg production, egg weight, egg mass, egg specific gravity, Haugh units, feed consumption, and feed efficiency.
  • (17) Hens of the same breed and age reared together on deep litter showed no differences in nest site selection and nesting behaviour regardless of whether they had previously been housed in a deep litter house or in cages.
  • (18) Though Henning lived in Eccles, Salford, he had many friends in Bolton.
  • (19) The present study determined the amount and types of glycosaminoglycans and collagen concentrations in follicles of the domestic hen.
  • (20) Brown layer hens (BC and HC strains) and white layer hens (WL strain) orally infected with the H-162 strain of the egg-drop syndrome 1976 virus developed few clinical signs except for abnormal egg production.

Pullet


Definition:

  • (n.) A young hen, or female of the domestic fowl.

Example Sentences:

  • (1) The pullets were housed in battery brooder pens with raised wire floors.
  • (2) At necropsy of an 8-week-old pullet a 0.75 X 5.0 cm.
  • (3) Two experiments were conducted to compare beak treatment effects on pullets of three genetic stocks.
  • (4) Many of the hens dying from the disease are younger and no pullets had been planned to replace them yet, Elam said.
  • (5) Mortality from cannibalism was absent among pullets kept in experimental floor pens.
  • (6) Performance criteria were averaged over all trials and used to determine per cage returns ($) above feed and pullet rearing costs (irrespective of fixed costs) and per cage profits (gross returns minus total costs) for the four treatment combinations.
  • (7) Pullets were full-fed for the first 8 wk of life, then placed on a skip-a-day program with breeder-recommended feed allocations.
  • (8) Vaccinated commercial pullets were protected against morbidity, death, and egg-production decline at either peak of lay (25 wks old) or at 55 wks old.
  • (9) This was found to be the method of choice in coccidiosis control in replacement pullets in the semi-arid subtropical climate of Rhodesia.
  • (10) Six hundred pullets (18-wk-old) were equally and randomly allocated to the LP and NP treatments.
  • (11) The infusion of corticosterone significantly increased the plasma concentrations of this steroid over that observed in the control pullets and was not related to the dose of PMSG.
  • (12) Urolithiasis was induced in an experimental group of Single Comb White Leghorn pullets by feeding them layer ration and exposing them to nephrotrophic Gray strain infectious bronchitis virus (IBV).
  • (13) Endogenous pituitary glands of broiler pullets that received high density capsules (1.2 X 10(6) cells) were observed 30 days after fiber implantation at 2 weeks of age.
  • (14) Two experiments were conducted with laying pullets between 32 and 47 weeks of age.
  • (15) Broiler breeder pullets were vaccinated at 20 to 24 weeks of age with an inactivated, oil emulsion vaccine containing the CO8 strain of avian reovirus.
  • (16) Data from 30 published experiments have been analysed to examine the relationships between environmental temperature and the long-term, adapted responses of laying pullets, measured as metabolisable energy intake, egg output and body weight change.
  • (17) Agonistic behaviors were not different between BT and IN pullets.
  • (18) Replacement pullets which had been found infected with Salmonella were treated with antibiotics for 12 days, moved to a clean house by the 11th day and given 2 treatments with a competitive exclusion (CE) preparation on the 13th and 15th day.
  • (19) The production of double-yolked eggs and the duration of the rapid growth phase of yolks were measured in parental lines of White Plymouth Rock pullets and their crosses over 30 d, commencing with the day of first egg.
  • (20) This is the first report of cryptosporidiosis in rearing pullets in the Netherlands and also the first time that the combination of this infection with Marek's disease is mentioned.

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