To avoid this, an individual plant may open its stomata and evaporate water which will lower the leaf temperature. Thus, one may hypothesize that leaves in the sun should have higher stomata density ...

In this experiment you need to place a leaf in boiling ethanol to decolourise it. Write a risk assessment for this. Ethanol is flammable. It may ignite when heating to boiling point if using a ...

Leaf blades are flat, 3/8 to 5/8 inch broad, smooth, and without a ligule or auricles and ligules. Panicles are often reddish to dark purple. Spikeslets are crowded; awns might be absent or can be ...

The beech leaf-mining weevil isn't very big at only ... Sweeney also said a recent experiment shows that there is no substantial difference between hanging the prism traps at head level versus ...