95.2k views
5 votes
Help is needed for this question plz

Help is needed for this question plz-example-1
User Lupl
by
4.7k points

2 Answers

7 votes
The answer is d the last one
User Cameron Sima
by
4.2k points
5 votes
The answer is D. To test the growth of alfalfa plants with and without nitrogen rich fertilizer
User Mats Fredriksson
by
4.5k points