Sentences with phrase «surface of the leaf»

The presence of ants greatly reduces bacterial abundance on surfaces of leaves and has a visibly positive effect on plant health.

The lower surface of the leaves develops a silvery sheen that later turns bronze.

This Forest Floor Fall Sensory Activity lets little hands feel the slippery surface of leaves, sticks and pinecones after a heavy rain washes dirt and other debris to create a slimy forest environment under the tree - tops.

SLIPS was inspired by the slick strategy of the carnivorous pitcher plant, which lures insects onto the ultraslippery surface of its leaves, where they slide to their doom.

Powdery mildew appears as white to pale gray fuzzy blotches on the upper surfaces of leaves and thrives in cool, humid and semiarid areas according to the report.

The outer surface of the left rear fender is convex and voluptuous, while the right fender is fairly flat behind the wheel.

By examining the silver birch leaves with a scanning electron microscope, the researchers confirmed that the hairy surfaces of the leaves trapped metallic particles.

The lower surface of the leaf is not shiny; and leaf sheaths can be somewhat rougher to the touch than timothy.

The macadamia nuts should stick to the surface of the leaves as the oil returns to a solid state.

In caterpillars such as Drepana arcuata, seen in this video, a hair - like structure at the end of the abdomen has evolved into an «anal oar» that the insect scrapes along the surface of a leaf to warn off an intruder.

The new MIT sensor takes advantage of plants» stomata — small pores in the surface of a leaf that allow water to evaporate.

One of the most interesting findings was that stomatal pores on the surface of the leaf (small holes that control the uptake of CO2 for photosynthesis and the loss of water vapour) increase in number after multi-generation exposure to future CO2.

Analysis of the surfaces of the leaves revealed that the number of plant pathogens as well as of necrotic plant tissues increased considerably when mutualistic Pseudomyrmex ferrugineus ants were absent.

Detailed analysis of the bacterial composition on the surfaces of the leaves suggested that the presence of mutualistic ants changed the bacterial populations and reduced harmful pathogens.

«On the surface of the leaf, adhesion is eventually reduced to a level where the attachment discs most often come off completely,» adds Wolff.

However, plant leaves and biofilms both vary in this respect: when the lotus effect is present, small air bubbles are trapped between the water droplet and the surface of the leaf, whereas this does not occur in the rose petal effect.

To create a believable tree, you need both true - to - life textures — Prusinkiewicz and his colleagues have recently created a tool for simulating the tiny hairs on the surface of a leaf — and you need a realistic branch structure.

The plant absorbs salt from the soil and stores it in bladder - shaped cells on the surface of its leaves.

Because the LEDs produce far less heat than HPS lights, they can be placed very close to the plants to deliver high intensity lights to the surface of the leaves, including the lower branches and leaves in the understory.

Whether water has been intercepted on the surface of the leaves or its loss is only from the leaf interior as controlled by stomata makes a large difference.

The many tiny spikes covering the surface of the leaf are idea for minimizing the amount of surface area where dust and other matter can accumulate.

As this water evaporates from the surface of the leaves, it cools the tree.