R M C S Ratnayake

14 Questions 48 Answers 0 Followers

Questions related from R M C S Ratnayake

Do you think undergraduate teaching via online platforms like zoom is sufficient to teach theory parts of Science subjects?

When I analyzed grades of undergraduates, some course taught via online platforms, their grades are lower than the physical lectures.

12 May 2024 7,452 4 View

Why Agroforestry not popular among farmers?

Agroforestry is considered and identified as a good land management practice. But most of the farmers prefer monoculture or mixed cropping system, But not agroforestry provide lots of tangible and...

10 May 2024 2,325 2 View

IS Von post method still valid to determine rate of humification.?

Is there any other quantitative method than von post method?

15 August 2023 4,816 0 View

What are the application of plant phenology?

I need research articles evidences on applications of pf plant phenology.

25 January 2023 5,866 5 View

What are the applications of Mesocosm?

Mainly mesocosm used in research but there is a huge potential for indoor gardening. So it would be better to discuss this

27 October 2022 3,536 4 View

Why old senescence leaves are green in color in some plant species?

I have noted that in some plants old fallen leave are still drak green. That is not followed by disease or not due to adverse condition. That is natural phenomenon. Any explanation for that.

06 February 2019 9,262 0 View

Explain ways of wealth ranking in community based conservation and its signifcance?

related to forest resotation

31 July 2017 7,045 3 View

Why general public are not much aware about invasive speices? What are the best ways to increase their awarness on invasive species?

I mean awareness about both invasive plants and animals is low in the people who should living in those ecosystems.

27 April 2017 4,595 5 View

What are the reasons for forest die back?

I mean, there are natural die back of forest patches in undisturbed natural forests with unknown reasons. SO what is the reason?

05 April 2017 9,646 4 View

Is biomanupulation on applied to predators? I mean can we applied to invasive plants?

Biomanupulatio9n mainly applied for aquatic ecosystem for predators. ANy reference for plants?

14 March 2017 4,069 6 View

Can we use pollination syndromes of flowers as a reliable methods for identification of pollination method (Pollen vector)?

In this case we can differentiate abiotic and biotic pollen vectors, But among biotic vectors how can we distinguish?

29 November 2016 7,145 15 View

Does anyone have production information for Pongamia pinnata, a legume in Asian?

I did Some studies on uses of Pongamia pinnata as a green manure for rice. But lack of sufficient biomass is the problem for implication in farmer's field, So any cultivars give higher yield of...

19 March 2015 5,664 4 View

Is it possible to use rank abundance plots to determine ecosystem stability?

17 October 2013 3,724 2 View

Potentials of agroforestry in regeneration of degraded lands.

There are some articles on potentials of agroforesty for regeneration or increase of productivity for abandoned lands/degraded and or lands with poor soil health. But huge area of such lands in...

01 January 1970 7,078 6 View