1. NIR calibration for nutritional value of a diverse set of Portuguese forage crops;Abreau,1992
2. Valutazione qualitativa dei foraggi con tecnica analitica NIRS;Berardo,1988
3. Measuring Italian ryegrass quality by near infrared reflectance spectroscopy (NIRS);Berardo,1992
4. Broad calibration for measuring nutritive value of fresh forage species;Berardo,1995
5. Forage Fiber Analysis;Goering,1970