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Arrange museum jars and samples as shown (reverse - acid on left) by simplified illustration. 2. Put water into museum jars, 2/5 capacity for liquid samples and 3/5 for solid samples. 3. Blend cabbage with water and filter juice through paper towel into 1 liter beaker. 4.
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A number of caterpillar pests feed on members of the cabbage family broccoli, cauliflower, kale, brussel sprouts, collards, kohlrabi, and of course, cabbage. While a dozen or more caterpillar pests attack this plant group, a few major ones inflict the most damage.
Preparation of the indicator Cabbage juice: Half a head of red cabbage is chopped up finely. The cabbage is covered with 800 mL of boiling water. The juice cooled down to room temperature is sieved and 5 mL of ethanol are added. The liquid should be a dark reddish-purple color.
The cabbage looper is found throughout Canada, Mexico, and the United States wherever crucifers are cultivated, and on any other continents. However, overwintering in the United States apparently occurs only in the southernmost states.
name A. R. status other age 30s Question - I believe that the answer you gave to what pigment makes beets red and red cabbage red is incorrect. These plants belong to different families and have different pigments. Red Cabbage is colored by anthocyanins. The pigment in beets is betalane (sp?).
Rawlings, J. O. (1988) Applied Regression Analysis: A Research Tool. Wadsworth and Brooks/Cole. Example 8.4, page 219. (Rawlings cites the original source as the files of the late Dr Gertrude M Cox.)
WHOAH! I probably should have said that the act of following ANY creature through its metamorphosis is a very worthwhile endeavor. However, it is also our responsibility to do what Mr. Green did, and point out that it is impossible to categorize insects as "good" or "bad.