The New Encyclopædia BritannicaEncyclopædia Britannica, 1992 |
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Page 367
... plants . The larvae hibernate be- neath the plant bark near ground level and tunnel upward in spring . The plant wilts , breaks , and dies , leaving a stump in which the borers pupate . The adults of the day- flying North American B ...
... plants . The larvae hibernate be- neath the plant bark near ground level and tunnel upward in spring . The plant wilts , breaks , and dies , leaving a stump in which the borers pupate . The adults of the day- flying North American B ...
Page 403
... plants of the mustard family ( Cruciferae ) caused by the fungus Plas- modiophora brassicae . Susceptible plants in- clude broccoli , cabbage , cauliflower , kohlrabi , mustard , radish , turnip , alyssum , honesty , rockcress , stock ...
... plants of the mustard family ( Cruciferae ) caused by the fungus Plas- modiophora brassicae . Susceptible plants in- clude broccoli , cabbage , cauliflower , kohlrabi , mustard , radish , turnip , alyssum , honesty , rockcress , stock ...
Page 755
... plants , such as mosses and liverworts , motile sperm are re- leased from one individual and swim through a film of moisture to the egg - bearing structure of another individual . In higher plants , cross- fertilization is achieved via ...
... plants , such as mosses and liverworts , motile sperm are re- leased from one individual and swim through a film of moisture to the egg - bearing structure of another individual . In higher plants , cross- fertilization is achieved via ...
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