Table 1

Composition of seeds, kernels and hulls from rapeseed, sunflower and soybean.

  Rapeseed
Sunflower
Soybean
  Seed* Kernel* Hull* Seed** Kernels*** Hulls** Seeds* Kernels (Calc) Hull**
Proportions1   81.8 ± 1.3 18.2  ± 1.3   72–78 22–28   91 9
Oil2 48.4 ± 1.2 56.0 ± 1.6 8.4 ± 0.8 48.0 ± 2.5 61.2 2.5 21 ± 1.1 22.9 1.1 ± 1.0
Proteins3 38.2 ± 2.1 48.4 ± 2.5 14.2 ± 0.8 31.8 ± 2.8 52.6 5.8 ± 1.2 50.7 ± 2.3 55.5 13.1
Ashes3 5.7 ± 0.2 5.5 ±.3 5.7 ± 0.2 6.8 ± 0.8 9.2 3.4 ± 0.5 7.1 ± 0.6 7.4 5.4 ± 0.5
NDF3 29.0 ± 1.2 10.8 ± 0.6 70.4 ± 2.1 51.3 ± 6.2 13.7 75.1 ± 4.5 14.9 ± 3.7 8.5 65.8 ± 5.7
ADF3 21.6 ± 1.0 6.6 ± 0.5 57.2 ± 2.1 37.1 ± 3.5 7.0 63.0 ± 4.3 9.6 ± 3.4 4.9 46.9 ± 4.3
ADL3 9.9 ± 0.5 0.5 ± 0.1 31.2 ± 2.0 12.1 ± 1.6 0.9 22.8 ± 2.4 0.8 ± 0.7 0.6 2.5 ± 1
Crude fibre3 15.7 ± 0.3 5.8 ± 0.3 38.2 ± 1.2 33.3 ± 3.6 6.2 57.9 ± 4 7.8 ± 1.6 3.7 40 ± 2.2

1: decomposition of the seed as it. 2: g/100 g of dry mater; 3: g/100 g defatted dry mater. Sources: (*): Carré et al. (2016), (**): Feedbase (2020) (database AFZ), (***): Carré (2009), (Calc): calculated data

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