Unexpected phenology and lifespan of shallow and deep fine roots of walnut trees grown in a silvoarable Mediterranean agroforestry system

1. Germon, A.
2. Cardinael, R.
3. Prieto, I.
4. Mao, Z.
5. Kim, J.
6. Stokes, A.
7. Dupraz, C.
8. Laclau, J.-P.
9. Jourdan, C.