Production & ManagementMeat - Broilers Why assess crop fill? By Jim - September 20, 2019 1915 FacebookTwitterPinterestWhatsAppLinkedinReddItEmailPrintTumblrTelegramMixVKDiggLINEViber Broiler Breeder Management How-to’s provided by Aviagen Tip #1 Assessment of crop fill at key times after placement is a useful means of determining appetite development and checking that all chicks have found feed and water.