TreeCropper 90

Contents

2 From the editor
3 President’s report
4 Letters
6 New South Island vice president
7 DIY olla
8 Apple breeding using genetics
10 Field trip: Waiata Gardens
12 Truffles Q&A
15 Growing szechuan pepper
17 Serviceberry (Amelanchier canadensis)
19 Nitrogen fixing plants
24 Life membership recipient: Bill Rae
25 Avocado trials with mycorrhizal fungi
28 Field trip: Plant & Food Research Riwaka
30 Conifer grafting
34 Winter tasks
36 Research update
38 Mountain pawpaw breeding
39 Knowledge in a nutshell: Eric Cairns
42 Pests: Argentine ants
45 The vision for NZ horticulture
46 Pips & Pieces
48 Subscriptions

Front cover:
Fruit kaleidoscope