Palia ji, Please find the study in the links given below. Hope its useful to you.
http://www.springerlink.com/content/xx2j657m24twu832/ http://www.springerlink.com/content/p21qhl0431018786/ Regards, Sangeetha On Oct 6, 5:57 am, Yazdy Palia <[email protected]> wrote: > 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 <[email protected]> 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 <[email protected]> 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 <[email protected]> > >> 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_highlightingbegin_of_the_skype_highlighting 011-25518297 end_of_the_skype_highlighting > >> > > >> > Mob:9810359089begin_of_the_skype_highlighting 9810359089 end_of_the_skype_highlightingbegin_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 <[email protected]> > >> > 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 <[email protected]> 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 <[email protected]> > >> >>> wrote: > > >> >>>> These images have been taken by my brother, Somnath Jha, who is based > >> >>>> in > >> >>>> Srinagar.- Hide quoted text - > > >> - Show quoted text -- Hide quoted text - > > - Show quoted text -
