1. Cacao;de Alvim,1977
2. Frost sensitivity of Zea mays increased by application of Pseudomonas syringae.;Arny;Nature (London),1976
3. Determination of water deficits in plant tissues;Barrs,1968
4. Translocation of inorganic solutes;Biddulph,1959
5. Mineral nutrition of ectomycorrhizae;Bowen,1973