you may please check publications of kfri (Kerala forest research institute) at their site.
http://www.kfri.org/ There is one publication covering germination as well. I do not remember the title. Regards Giby On 2 December 2011 17:27, Sheshadri Ramaswamy <[email protected]>wrote: > Thanks, > > Pankaj ji, Devi ji, Yazdi ji, Satish ji, Giby ji, for sharing your > wonderful experiences. > > Very interesting experience of Giby ji about Garcinia indica sprouting > after 13 months and Vateria indica sprouting in 40% formalin. > Sir, what are the books on silviculture with literature on seeds of > forest tree species ? > > Some nurserymen in Bangalore soak all kinds of seeds in a solution of > cowdung and cowsurine for a week, 2 weeks etc and get wonderful > results > But i think it is more appropriate to observe each species > individually so that we can establish certain methods for certain > seeds so that we can share our results with for eg. people in a group > like this, > > Narayan ji taught me to clip a small piece of seedcoat of Cassia > fistula with a sharp secateur, soak it in water till it swells to 3 > times size and then sow it. > This is by far the best for C.fistula ass we have seen practically. > Sumanas ji hammers out the outer part of Terminalia chebula, soaks in > cold water for 3 days and sows in polybags.This really works. > > Still wondering on how to sprout some like Dolichandrone atrovirens > etc, maybe we neen to look at dormancy period in case someone has > studied this particular species. > > Let me find out and share it with you all. > > Warm Regards > > Some like Butea monosperma, Gardenia latifolia etc need no treatment > and sprout with a rate of more than 90% ! > > On Dec 2, 1:23 pm, Satish Phadke <[email protected]> wrote: > > Very interesting information indeed. Thanks for sharing. > > On Dec 2, 2011 12:41 PM, "Giby Kuriakose" <[email protected]> > wrote: > > > > > I am not clear what actually happens with the seeds after sowing. Is it > > > > get damaged by predation or infection or still intact in soil without > signs > > of germination? > > > > > I like the way Devi ji experimented with seeds of Strychnos nuxvomica > and > > > > Melia dubia. As she pointed out, most of the tropical seeds do have > > dormancy (Quiet and inactive , but viable) period. Such seeds need a > > minimum period to initiate the sprouting .> I will tell you one > incident, My friend wanted to raise 1000 seedlings of > > > > Garcinia indica as a part of his research. I made fresh seeds available > > from Karnataka and transported them to Kerala. They had kept it for > > germination in polythene bags. After about 8 months, out of curiosity, I > > enquired about the progress of germination. To my surprise he said there > is > > no sign of germination so far and he thought all of them had damaged or > > predated. I told him to wait for another 4-5 months before discard the > > same. He let it as such and they got several seedlings after 13 months!> > If you refer some silviculture books you may get information about the > > > > dormancy of several species. > > > > > Another incident, happened long back, we use to preserve fruits in 40% > > > > formalin for display in Salim Ali bird Sanctuary Thattekad (Kerala). > Once I > > kept some Vatteria indica seeds in 40% formalin solution. To my surprise > > after 7 days they started germinate within the solution and I taken out > > those seedlings and planted them in the nursery. One of that seedlings > > became a tree and is growing next to the Range office of the sanctuary. > > > > > There are several methods to break the dormancy such as chemical > > > > treatment, burn (teak) to remove the hard outer cover, soaking in cold or > > warm water, etc. > > > > > Some seeds need to pass through the gut of birds for germination (most > of > > > > Loranthaceaen seeds). > > > > > > > > > > > > > Regards, > > > Giby > > > > > Regards > > > Giby > > > > > On 2 December 2011 09:39, Yazdy Palia <[email protected]> wrote: > > > > >> Dear Sheshadri ji, > > >> One cause of failure is attack by ants. Once you sow the seeds, the > > >> ants may be attacking them from underneath without anyone noticing it > > >> even. Hard seeds may be soaked in water and then germinated in a > > >> basket hung by a wire so that it is not accessible to ants. Use plenty > > >> of dried leaf litter along with topsoil and it should germinate > > >> without any problem. These though are the experiences of a novice. I > > >> do not claim to have any special knowledge. > > >> Regards > > >> Yazdy. > > > > >> On Fri, Dec 2, 2011 at 9:04 AM, Devi <[email protected]> wrote: > > >> > Sheshadri'ji, > > > > >> > I've had some success with difficult seeds like Nux Vomica , Mala > > >> > Veppu [ Melia Dubia?] etc. In the case of Nux after much research I > > >> > found that new seeds do not sprout well and that they have to be at > > >> > least 6 months old. This may be the case with some other seeds too. > > >> > Also 'scarification' and soaking of hard seeds also help. > > > > >> > I have been repeatedly unsuccessful in the case of Delonix Elata > > >> > [ Vadhanarayanam]. Would you be having any saplings of this? > > > > >> > I live in Bangalore too and would like to help with seed germination > > >> > if possible. > > > > >> > Regards, > > >> > Devi > > > > >> > On Dec 1, 3:50 pm, Sheshadri Ramaswamy <[email protected]> > > >> > wrote: > > >> >> Dear Friends, > > > > >> >> I am in an effort to germinate seeds of Tree species for assisting > > forest > > >> >> dept. nurseries and am not able to geminate some like* > Dolichandrone > > >> >> atrovirens, Melia dubia , Anogeissus latifolia, Mitragyna > parviflora* > > etc. > > > > >> >> Can I get information on the above about treatments, germination > > techniques > > >> >> etc. ? > > > > >> >> These are some native species of Bangalore. I would be glad to > > discuss with > > >> >> someone who is doing the above. > > > > >> >> Regards. > > > > > -- > > > GIBY KURIAKOSE PhD > > > Ashoka Trust for Research in Ecology and the Environment (ATREE), > > > Royal Enclave, > > > Jakkur Post, Srirampura > > > Bangalore- 560064 > > > India > > > Phone - +91 9448714856 (Mobile) > > > visit my pictures @http://www.flickr.com/photos/giby > -- GIBY KURIAKOSE PhD Ashoka Trust for Research in Ecology and the Environment (ATREE), Royal Enclave, Jakkur Post, Srirampura Bangalore- 560064 India Phone - +91 9448714856 (Mobile) visit my pictures @ http://www.flickr.com/photos/giby
