F. J. Newhook

• Investigations into yellow-leaf disease of Phormium
• Pasmo (Sphaerella linorum) on flax in New Zealand
• Some comments on the relationship of climate to Phytophthora infection of Pinus radiata
• Tabular key to the species of Phytophthora de Bary
• The association of phytophthora SPP. with mortality of pinus radiata and other conifers
• The detection of browning (Polyspora lini) and wilt (Fusarium lini) in seed-lines of linen flax
• Yam dieback