Choose two areas of the field, one which is walked on a lot and one which is not walked on very often, Lay out a tape that is 100m between two points on the first area., Every 10m, place a quadrat down next to the tape, Count the number of clover plants in the quadrat and record the value, Continue till you get to the end of the tape, Repeat these steps along a tape between two points in the second area.

Sc416 - Easy enough -put in order

列印
嵌入

排行榜

視覺風格

選項

切換範本

恢復自動保存: ?