Sentence:  When they are aboute fortnights olde (for they must bee driven noe longer) yow must watch where the henne useth to sitte on nights, and come when it beginneth to bee darke and throwe somethinge over the henne as shee broodeth them, then take and clippe every of theire right wings. Then when they are aboute moneths old, yow must come after the same manner and <WSD>pinnion</WSD> or cutte a joynte of every of theire right winges. 
Meaning of the word marked with <WSD> tags:  To cut off the pinion of a bird's wing, or otherwise disable or bind its wings, in order to prevent it from flying.