Foldscope training session in progress @NSS camp, GGDSD College on 28.12.18

An overwhelming response of the participants was seen in the NSS camp on usage of foldscope. The participants were keen to exchange hands at learning foldscope. The time paucity rendered preparation of only few sample slides. The trainers tried to satisfy all the queries of the participants and the enthusiasm of the participants was appreciable.

Section of potato sprout under foldscope

A free-hand section of a potato sprout was cut and fixed on a slide to observe the arrangement of cells anatomically under a foldscope. Dr. Samriti Dhawan & Dr. Jasveen Dua, GGDSD College, Chandigarh

Sprouting potato tuber

Potato tuber is an underground stem which is vegetatively propagated. Each tuber bears eyes or nodes from which the new growth begins. Each eye bears buds from which the new stem emerges as a sprout and the sprouts give rise to new plant. Number of eyes and distribution is characteristic of the variety. Sprouts appear…

Bifid stigma of Tagetes under foldscope

The stigma of a disc floret of Tagetes was observed under foldscope. It appeared like a circinately coiled structure with a large number of hair or bristles. 

Tagetes Pollen and petals under foldscope

Tagetes erecta commonly called African marigold belongs to family Asteraceae is an easy-to-grow flowering annual that requires very little maintenance. Marigolds are known for their ornamental importance as well as for production of lutein, the yellow compound.  This is an important chemical for eye health, and some companies breed marigolds specifically to produce blooms rich…

Infected pea pods

Golden yellow-brown coloured raised spots were seen on the pods of pea. A sample was taken from the infected area and teased to separate out the cells. The slide when observd under a foldscope revealed several spores. On surfing the literature, the symptoms matched with those of pea blight. Blight of pea is caused by several…

Studying grasses under foldscope -1

Common name: Job’s tears (Hindi- Samkru) Botanical name: Coix lacryma-jobi Family: Poaceae(Grass family) Habitat: Foothills of Himalayas Importance-  Used as a minor cereal and fodder. The berries are also strung as beads, used as rosaries, made into curtains, trays, bags and other accessories Job’s tears receives its name from the hard shiny tear-shaped structures that…

Feathers from wetland #Sample-2

Sample -2 feather    Light brown colored feather which was speckled in one half Size – 48 – 52 cms This post is open to read and review on The Winnower.

Using Foldscope in classroom teaching

Foldscope usage is gradually becoming a part of Teaching and Learning @ GGDSD College, Chandigarh. Dr. Anu Sharma of Botany department teaching the use of Foldscope to 1st year Undergraduates at a workshop. The keenness of students to learn foldscopy is commendable. This post is open to read and review on The Winnower.

Foldscopy of epidermal peel of Delonix leaflet

Delonix belongs to fabaceae and is a tree of great economic importance. Leaves of Delonix tree are bipinnately compound. Each leaf bears 10-25 pairs of pinnae and each pinna bears oppositely arranged leaflets. Epidermal peel of a leaflet was observed under foldscope.

Tomato fruit rot

Tomatoes bought from the store were stored in refrigerator. Two days later when I opened the basket, a tomato had rotted badly. I took out my foldscope and gently took a sample of the rotting tomato on a cello tape and fixed it on a slide. I could see a tangled mass of hyphae showing…

Scum of Lotus pond observed through foldscope

Field visit to Botanical garden for GGDSD students was a great adventure for us. Foldscope has changed the perception – “learning can be fun’. There was a lotus pond in the botanical garden in which lots of scum was there. I had collected a sample for analysis through foldscope. The scum was not slimy and…

Fungal hyphae in peanuts

The practical on testing the presence of carbohydrates in peanuts proved out to be more then that. I had stained many sections using iodine solution. While exploring through foldscope, one of the sections showed fungal hyphae. The peanuts which looked fine and healthy from outside and good to eat had a pathogen hidden in it.

Testing the presence of Carbohydrates in peanuts

In the class room practical to test the presence of carbohydrates in food materials, I selected peanuts. The peanuts were soaked in water for about an hour to soften them and free hand sections sliced. The sections were dipped in iodine solution for 2 minutes and excess of stain removed by gentle washing. On fixing…

Floral Trichomes in bottle gourd

After the interactive session on Sir Antony Van Leeuwenhoek @ GGDSD College, it was the time of revealing the secrets of nature with the foldscope. I came across the gourd vine growing along the caretaker’s cottage. The bottle gourd – Lagenaria is a vigorous growing, annual vine with large leaves and a lush appearance. The…

Stellate trichomes in leaf of brinjal

I always wondered, why some vegetables are harsh in texture and feel something prickly in throat on eating. The answer came from my tiny, pocket friend – foldscope. A leaf was plucked from the brinjal plant growing in my kitchen garden to study the coarse and rough surface under a foldscope. Stellate trichomes were observed…