Dr Jonathan Stephens Senior Research Manager Comvita NZ Limited Honorary Research Fellow Institute for Innovation in Biotechnology University of Auckland Manuka Honey Science Symposium 9 th ID: 555075
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Slide1
Robust classifications of foodstuffs – natural ingredient to product
Dr. Jonathan StephensSenior Research Manager, Comvita NZ LimitedHonorary Research Fellow, Institute for Innovation in Biotechnology, University of Auckland
Manuka Honey Science Symposium
9
th
August
2016Slide2
The nectar resource – surplus nectar producers
Harvested honey varies – timing, concurrent flowering, variety of target speciesSolutionsHarvest & assess nectar
Identify unique compoundsConfirm throughout NZ
Confirm target compounds in honey throughout NZ
Presentation outlineSlide3
M
anuka
Leptospermum scoparium
, Fam.
Myrtaceae
Small tree
Widespread
Prolific flowering annually
Nectar :
pollen
Attractive to bees
Photograph – J BongSlide4
L.
laevigatum
Fam.
Myrtaceae
Small tree
Inhabits sandy dunes in
BoP
Introduced from Australia
Photograph – Weeds Of Australia
Matakana
Is.
Mt.
Maunganui
Tauranga
5 kmSlide5
Kanuka
Kunzea ericoides
, Fam.
Myrtaceae
Small tree
Widespread
Prolific flowering annually
Nectar : pollen
Attractive to bees
Photograph – J BongSlide6
Clover
Trifolium
spp., Fam.
Fabaceae
Herbaceous forage legume
Widespread
Prolific flowering annually
Nectar : pollen
Attractive to bees
Photograph – J BongSlide7
Rewarewa
Knightia
excelsa
,
Fam.
Proteaceae
Forest tree
Distributed in warm areas
Prolific flowering biennially
Nectar :
pollen
Favoured by bees
Photograph – J BongSlide8
Kamahi
Weinmannia
racemosa
, Fam.
Cunoniaceae
F
orest tree
Widespread
Prolific flowering annually
Nectar : pollen
Attractive to bees
Photograph – unattributedSlide9
Pohutukawa
Metrosideros
excelsa
, Fam.
Myrtaceae
Coastal tree
Distributed in very warm areas
Prolific flowering annually
Nectar : pollen
Favoured by bees
Photograph – J BongSlide10
Rata
Metrosideros
umbellata
, Fam.
Myrtaceae
Forest tree
Distributed in cool forests
Early summer annually
Nectar : pollen
Attractive to bees
Photograph – www.nzpcn.org.nzSlide11
Tawari
Ixerba
brexiodes
, Fam.
Strasburgeriaceae
Forest tree
Distributed in warm forests
Prolific flowering annually
Nectar : pollen
Favoured by bees
Photograph – www.nzpcn.org.nzSlide12
NZ ling
Calluna
vulgaris
,
Fam.
Ericaceae
Small woody shrub
Distributed in cold areas
Prolific flowering annually
Nectar :
pollen
Attractive to bees
Photograph – J BongSlide13
Thyme
Thymus vulgaris
,
Fam.
Lamiaceae
W
oody ground cover
Distributed in cold areas
Prolific flowering annually
Nectar :
pollen
Attractive to bees
Photograph – www.nzpcn.org.nzSlide14
Honeydew
Fucospora
solandri
, Fam.
Nothofagaceae
Forest tree
Distributed in sub-alpine forests
Honeydew harvest
High sugar content
Attractive to bees
Photograph – J BongSlide15
September
October
November
December
January
Manuka
NL
NL, AU, BP, EC
EC, HB, WE, NM
WK, WC, CA, RT, OT
SO, WG, TT
K
anuka
NI
NI, SI
Clover
NI, SI
Rewarewa
NI, NM
Kamahi
NI-NL, AU, SI (esp. WC)
Pohutukawa
NL, AU, WK, BP, EC
Rata
NI-NL, SI (esp. WC)
Tawari
NL, AU, WK, BP, EC
Thyme/NZ ling
OT
T
T
Honeydew
NM, WC, CA
Flowering timeSlide16
Chemical fingerprintingSlide17
Chemical
profiles
Kanuka
Rewarewa
PohutakawaSlide18
Manuka nectar collection
Are the same chemicals present
Or difference within/between regionsSlide19
Overlay other species nectar, e.g. kanuka
Are plant species’ nectar different
Are the other species’ nectar chemical profiles consistent throughout NZSlide20
Keep
listening for the nextpart……