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5.Either of two corresponding parallels of celestial latitude that are the limits of the apparent northern and southern passages of the sun.
6.How do we think about how well our sample regression line fits our sample data?
7.During 1994~1995,the cotton aphids ( Aphis gossypii Glover) were collected from Dunhuang city, Gansu province, and were tested with twenty two kinds of insecticides by means of leaf dip method recommended by FAO (1980).
8.By testing the dose death rate regression with different types of commercial Bt products (Dipel and Xentari) before and after the selection, it was found that cross resistance among different types of commercial Bt products was insignificant.
9.A spectrum ofcross-resistance was detected to deltamethrin [LD50(Fen-R)/LD50(YG) = 5.2X] andcypermethrin (2.5 X ), but no cross-resistance to cyhalothrin (0.66 X ), permethrin(0.87 X ), methomyl (0.74 X ), and monocrotophos (1.5 X ).
10.Application of Multiple Regression Equation and Bar Charts on Estimate the Thin-meat Quantity of Huai Nan pig


