https://www.polarishatchery.com/products/isa-brown-chick-female-pullet
ISA Brown (Chick/Female/Pullet) – Polaris Hatchery
After a two-year absence, I have finally found a source for ISA Browns. The ISA Brown variety is the #1 choice for maximum egg production and feed efficiency....
isa brownchickfemalepulletpolaris
https://www.isa-poultry.com/es/products-es/isa-brown-es/isa-brown-alternative-systems-es/
ISA Brown en sistemas alternativos - ISA
isa brownsistemasalternativos
https://crimsonpublishers.com/apdv/fulltext/APDV.000590.php
Effects of Lighting Length on Isa Brown Layer Performance and Egg Characteristics in Poultry...
A total of 357 Isa Brown layers were used in this study in order to assess the effects of lighting length on laying performance and on some egg characteristics...
isa browneffectslightinglengthlayer