Dual-Purpose Chicken Raising Guide

Used in

• Chapter 8 The Cow, the Pig and the Hen

In the Workshop

The pig and hen breeds

The rows that check it

• 6 confirmed
• 3 amended
• 1 partly confirmed
• 2 marked for safety

• A14 amended Safety Avian influenza housing orders (Stallpflicht) every autumn since 2016, virus enzootic in wild birds of the Mark; roof and wild-duck-free trough the defence; three hens dead in a …
• A15 amended Safety Red mite: diatomaceous earth LT50 31–34 h, dust bath 70 % sand 30 % soil with DE and ash, repeat every 7–10 days three times; lime-wash cracks; coccidiosis oocysts sporulate in …
• A45 partly confirmed Vorwerkhuhn: Oskar Vorwerk, Hamburg, 1900–1913, ~170 eggs; Sundheimer 1880s near Kehl from Brahma and Wyandotte; Ramelsloher (Lüneburg heath), Ostfriesische Möwe, Lakenfelder …
• A46 amended Bielefelder Kennhuhn: Gerd Roth, Bielefeld, 1970s, from barred Rocks, Welsummer, New Hampshire; 200–230 brown eggs; autosexing at hatch by down colour (cockerel pale with head …
• A47 confirmed Library egg counts: Plymouth Rock 200–280, RIR 250–300, Orpington 180–200 (broody), Wyandotte 180–240, Sussex 240–260, Australorp 200–260, Bresse 250; one broody Orpington raises …
• A49 confirmed Layer ration 16–17 % CP and 3.5–4 % Ca; soft eggs and egg-eating from Ca shortage; own shells baked and crushed, snail shells
• A50 confirmed Point of lay 20–26 weeks, a fifth less each year, autumn moult, 14 h light; cock per 10–12 hens; incubation 21 days at 37.5–37.8 °C, turned until day 18; broody takes 10–12 eggs, …
• A51 confirmed Hardware cloth ≤12 mm, never chicken wire, skirt 45–60 cm, roof net, 1 sq ft vent per bird, shut at dusk; fox, stone marten, raccoon (released Hesse 1934, in Brandenburg since …
• A52 confirmed Deep litter: 10–15 cm to 25–30 cm, C:N 25–30, moisture 40–65 %, +5–6 °C (55 says +10 °F), cleared twice a year leaving 5 cm, biochar 5–15 %
• A53 confirmed Berlin law as the library gives it: register with district vet office, holding number, animal disease fund, flock register kept 3 years; allotment colony rules forbid animals but …

In the Index

Hens and eggs Animal health