下图是某种生物迁入生态系统后种群增长率随时间变化的曲线由此可以判断 A.种群数量先增大后减小 b.b点时种群数量最大 C.影响a点和c点 Template




You need a modern browser try chrome, to view this.

Background image: Hide Show

View Larger Image Image Credit: 1010jiajiao.com






Try and sketch some of theseSyrup, Vampire, Ale, Triangle, Factory, Radio, Mill, Spy, Yeti, Universe, view more ideas


please wait, the page is loading...

More Sketches

Take a peek at some of the sketches created by our users, are you a sketchite?

anonymous
anonymous
sketch #5276


anonymous
anonymous
sketch #2431 face :D


anonymous
anonymous
sketch #3058 Marilyn Monroe by Adam Pyszny


anonymous
anonymous
sketch #2562


anonymous
anonymous
sketch #4710


anonymous
anonymous
sketch #3344 Homer by Samuel Roberto


anonymous
anonymous
sketch #2070


anonymous
anonymous
sketch #4769 Finn and Jake by Neo Ʀazor


anonymous
anonymous
sketch #3254 derp


anonymous
anonymous
sketch #286 sun


Melissa Cogo
sketch #734 ytsfsfsdhgdhgf


anonymous
anonymous
sketch #3222 Late happy valentine&#;s from Tiffa Hidalgo Jordan Coquet


Sam Torres
sketch #2806 Puppy love by Sam Torres


anonymous
anonymous
sketch #3774 Marilyn Manson by Junior Silva


anonymous
anonymous
sketch #4957


anonymous
anonymous
sketch #2866 Soul Eater by Ani Chachua


anonymous
anonymous
sketch #2904 Pinky and the Brain by Tim Poole


anonymous
anonymous
sketch #5112


anonymous
anonymous
sketch #5271


Rachel Roe
sketch #33 Flutter-bys


anonymous
anonymous
sketch #5314


anonymous
anonymous
sketch #5156 Angry Bird by Roberto Castro Colimil


BaGaz Anggara
sketch #2836 Angry smurf maradona by BaGaz Anggara


anonymous
anonymous
sketch #2035 Ernest Hemingway... chayrolfrypan


anonymous
anonymous
sketch #5157


anonymous
anonymous
sketch #3244 Winnie the Pooh by Ashok Kumar Chaturvedi


anonymous
anonymous
sketch #5264


anonymous
anonymous
sketch #5176


anonymous
anonymous
sketch #828 Were Fools


anonymous
anonymous
sketch #4887 Jessica Rabbit by Garima Taneja

tomski下图是某种生物迁入生态系统后种群增长率随时间变化的曲线由此可以判断 a.种群数量先增大后减小 b.b点时种群数量最大 coloring