Sangeetha Ji, Thank you for the enlightenment. You will observe that I have mentioned that these are the observation of a lay person. For your reference, I will send you the picture of the growth under my tamarind tree a few hours later. Thank you once again. I would love to receive the study that has been conducted on the subject. Regards Yazdy.
On Tue, Oct 5, 2010 at 11:43 PM, Sangeetha <sangeeth.mall...@gmail.com> wrote: > Palia ji, > > Tamrind root exudates have allelopathic competence and are evaluated > for sustainable weed management programs. > The bark and the seeds have differential (inhibitory and excitatory) > allelopathic effects. They have some growth regulators which > additively or synergestically involve in plant specific expression. > > Regards, > Sangeeth mallika > > On Oct 5, 10:20 pm, Yazdy Palia <yazdypa...@gmail.com> wrote: >> Dr. Gurcharan Singh Ji, >> I do not know about walnut tree and allelopathy. I have seen that >> nothing grows under a tree where the shade is so thick that no >> sunlight penetrates. I have seen someone claim that tamarind tree has >> also the allelopathy effect. I can not agree to that as I have a >> couple of them and we have coffee growing very well underneath it. I >> had a very healthy pepper vine on them and also thick growth of weeds >> growing under its shade. >> It is worth observing the rainfall in the area where such observations >> are made. Another point to be observed is are the walnut trees so >> close to each other that no sunlight penetrates under the thick >> canopy. >> We have a few jack fruit trees so close to each other and no weeds >> would grow underneath it in spite of very nice mulch and nice loamy >> soil. Once we regulated the shade, we found lush growth underneath it. >> This though is the observation of a lay person. >> Regards >> Yazdy. >> >> >> >> On Tue, Oct 5, 2010 at 12:45 AM, Gurcharan Singh <singh...@gmail.com> wrote: >> > Yes walnut is the commonest example of allelopathy I would tell my >> > students. >> > Hardly any plant grows beneath it. >> >> > -- >> > Dr. Gurcharan Singh >> > Retired Associate Professor >> > SGTB Khalsa College, University of Delhi, Delhi-110007 >> > Res: 932 Anand Kunj, Vikas Puri, New Delhi-110018. >> > Phone:011-25518297begin_of_the_skype_highlighting 011-25518297 end_of_the_skype_highlighting >> > >> > Mob:9810359089begin_of_the_skype_highlighting 9810359089 end_of_the_skype_highlighting >> >http://people.du.ac.in/~singhg45/ >> >> > On Mon, Oct 4, 2010 at 11:08 AM, Sushmita Jha <sushmitas...@gmail.com> >> > wrote: >> >> >> Thank you, Mani ji. I did not know that walnut is an allelopathic tree. >> >> What are the other common trees that are allelopathic? Are neem and >> >> banyan? >> >> Regards, >> >> Sushmita Jha >> >> On Mon, Oct 4, 2010 at 11:29 PM, mani nair <mani.na...@gmail.com> wrote: >> >> >>> Sushmita ji, nice photos. Last year during our visit to Kashmir we go to >> >>> see lots of Walnut trees with immature fruits. The tree is very beautiful >> >>> and is allelopathic - meaning it does not allow any other plants to grow >> >>> under or near it. >> >> >>> Thanks for sharing >> >> >>> Regards, >> >> >>> Mani. >> >> >>> On Mon, Oct 4, 2010 at 11:16 PM, Sushmita Jha <sushmitas...@gmail.com> >> >>> wrote: >> >> >>>> These images have been taken by my brother, Somnath Jha, who is based in >> >>>> Srinagar.- Hide quoted text - >> >> - Show quoted text -
