Partitioning of carbon and nitrogen reserves during winter adaptation and spring regrowth-(3)-Effects of cutting date on the content of organic reserves on the wintering period and forage yield in rape (Brassica napus L.)

adaptation azote brassica napus carbon carbone carbono corta de aprovechamiento coupe de production crop yield hivernage nitrogen organic matter periodicidad periodicity primavera principal felling printemps rebrote regrowth rendement des cultures rendimiento de cultivos repousse spring wintering