Biorich plantations – mimicking nature to integrate conservation & production
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      • Launch of the 21C drop slab hut
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  • Publications
    • Rationale behind the 21C drop slab hut
    • Biorich design principles and silviculture paper - Lismore AFG 2014
    • Analogue forestry paper - Gympie AFG 2012
    • Book by Stephen Murphy - Recreating the Country
    • Land restoration film - Rediscovering the Country
    • Field Day 2011
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Removing plastic guards on plants at Footrot Flats

7/4/2020

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The rain came pouring down as I topped the mullock heap. Drenched, I must admit to descending gloomily to Footrot Flats, a soggy site south of the dam, where I thought our planting had totally failed. Not so – after record spring and summer rains and the warmth that comes with climate change, the hybrid eucs and Turkey oaks were rising from the dead. Many were becoming entangled in their plastic sleeves, so I removed the worst cases. Will now have to check whether or not they're more vulnerable to bouncing roos and ravaging wallabies.
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Thinning has saved the shrub layer along the west boundary

6/3/2017

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Thinning of swamp gum along the west boundary of ImLal South has successfully prevented them overwhelming the shrub layer. Five months after thinning, the cassinia, hop plants and tree violets are thriving.  Within this minimal intervention area, the plan is to alternate thickets of swamp gum with clumps of shrubs.
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Water, water everywhere

23/9/2016

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It's been a very wet early spring. The 'footy field' has reverted to a swamp. What few plants survived from last October planting day are now underwater (see bottom right). We'd better stick to reeds.

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Community planting day survival rate

15/12/2015

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Thirsty months for the plants since   over 3,000 put in at the beginning of October on bionic, forestry flat and footy field (aka direct seeding area on ImLal South). Phil pictured on the biolink. He has watered many of them twice since the planting day on Sunday 4 October.

Have had a 60-70% survival rate overall, although the Turkish oaks have had an 80% attrition rate.

Plants on W side of embankment looking particularly healthy.
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OOPS! Inter-row slashing by over-zealous neighbour

12/3/2015

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Over summer the neighbour was asked to slash the firebreak around the edge of the biorich plantation. He got over-enthusiatic and slashed between rows as well, plus turning the direct seeded area in ImLal South into a groomed football field. Presumably his 'tidy town' approach was not entirely accidental, rather motivated by a fear of fire spreading from the plantation to consume his property and home.

Not too much damage, but the thickets of silver wattle (see below) are now fragmented. Shit happens – another random adaptation we will have to absorb. 
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New gate from ImLal South to hill

14/12/2014

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Imerys has put a  gate in the fence from ImLalSouth to the hilltop. This allows us to more easily traverse the bird survey transect, as well as connecting to the biolink, central dam and ImLal North. 

Also you can see that Imerys has got Jensans to cut and paste the gorse on the hilltop and its surroundings.  Thanks Brad! 

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Pruning field day on Friday 17 October at Imal South - all welcome

30/9/2014

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Ballarat Region Treegrower members with pruning experience will teach and supervise at the field day, which will start at 11am on Friday 17 October.  We’ll stick to forestry trees and practice on invading trees along the 5ha biorich plantation’s edges. Pruning is not just about form pruning for timber values – although if you want to get a sawlog some time in the future, you’ll need to prune. Pruning is also a way of reducing dense canopy trees that are outcompeting shrubs in an environmental planting.  And pruning makes it possible to walk and see through what could otherwise become impenetrable scrub. There’s some who argue you can overprune   – so come along, learn another skill and be part of the discussion.

Please RSVP to Gib Wettenhall on Contact us so we have an idea how many are coming along. We're meeting at the ImLal display board, 100m past the Ironmine Rd intersection on Lal Lal Falls Rd. BYO lunch and secateurs. $10 for non-AFG members; free to AFG members.  
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New guards for the surviving bunch of redwoods

5/7/2014

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Phil and I have reguarded the redwoods with 1m high roo proof wraps. We managed to discover 15 survivors of the original 67.

We saw a large mob of roos on ImLal North.

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Trial of redwood clones has taken a beating

1/7/2014

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From a trial of 67 redwood clones, we have only 12 left. The others have succumbed to frost, grass competition and trampling by a large mob of kangaroos that frequents the more isolated ImLal North site. 

Wade Cornell from Diversified Forest Ltd in Queensland supplied the clones almost three years ago. He reports that some of the other trial sites  have fared much better, with trees up to three metres, compared to our puny 30cm.

"The exception is [a site] where they planted (against instructions) in a 
 fresh cut-over where there were no (appropriate) mycorrhizae available 
 to the trees," Wade says.  " Your site would have definitely had appropriate mycorrhizae as they are shared by the grasses that looked abundant on your site.

"Out of season frost can kill young redwoods, but they are usually OK 
 with -6 degrees and some can take up to -12 degrees in winter.   When 
 heavily frosted they will 'bronze' with the leaves turning a 
 reddish-brown and take a while to start growing in spring.   It's a 
 little hard to tell from the photo exactly what's going on, but they 
 didn't look 'bronzed' and more like they are just struggling with other 
 site/environmental factors."

Phil and I plan to reguard the survivors to protect them from roos.  There's still a big enough clump of the sequoia to make an impressive entrance to the ImLal North site.  

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Pruning of forestry trees to four metres begins

17/6/2014

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Phil and I spent a day among the forestry clumps taking out branches to 4m, double leaders and forks in trees. Still plenty to do when we get round to a pruning day.

Greatly improves accessibility and
line of sight through plantation, as well as form.

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    Gib Wettenhall is interested in how  we carry out large scale landscape restoration that involves the people who live in those landscapes. That, he  believes, would build truly resilient landscapes.

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