Please have a look at this useful researchgate link.

https://www.researchgate.net/publication/239401846_INTRODUCTION_TO_INSTRUMENTATION_MEASUREMENTS_AND_FIELD_METHODS_IN_ENVIRONMENTAL_SCIENCE

Book INTRODUCTION TO INSTRUMENTATION MEASUREMENTS AND FIELD METHO...

https://www.env.go.jp/earth/coop/coop/document/14-tbseme/14-tbseme.pdf

http://www.smu.ca/partners/cbemn/documents/Env_Mon_Overview_and_Significance.pdf

http://www.eng.uerj.br/~fariasol/disciplinas/Monitoramento%20Ambiental.old/Environmental%20Monitoring%20and%20Characterization.pdf

https://www.epa.gov/sites/production/files/2015-06/documents/esaroverview_10012014a.pdf

https://www.blm.gov/nstc/library/pdf/MeasAndMon.pdf

Please check the following

https://www2.hcmuaf.edu.vn/data/quoctuan/Basics_of_Environmental_Sci%20(Section%201).pdf

https://gitamcseb4.files.wordpress.com/2014/12/textbook.pdf

http://www.textbooksonline.tn.nic.in/Books/Std02/Std02-I-MES-KM-2.pdf

Kindly see here..

http://www.douglascollege.ca/programs-courses/catalogue/courses/SCIE/SCIE2207

More info..

http://www.birmingham.ac.uk/schools/gees/courses/undergraduate/modules/environmental-science/methods-and-skills-in-environmental-science.aspx

Check this too..

http://catalog.ccv.edu/preview_course_nopop.php?catoid=5&coid=3441

See too..

https://www.environment.utoronto.ca/Upload/undergradsyllabus/ENV316H2016.pdf

For more insights..

http://www.colorado.edu/geography/courses/geog_2043_f01/

More cataloguing here too..

http://catalog.neiu.edu/arts-sciences/physics/environmental-science/environmental-science.pdf

Well there are many book.

But it depends on which field of environmental science.

Marine environment sampling or atmospheric samples.

But I suggest you to follow EPA procedure , always easy and can be done analytically.

Regards

Also, the first book introduce by Arvind is very useful, 

Try to read it.

Regards

Also, see

http://site.iugaza.edu.ps/afoul/files/2010/02/Environmental_book.pdf

https://pubs.usgs.gov/sir/2006/5007/pdf/sir2006-5007.pdf

https://www.ceaa.gc.ca/050/documents_staticpost/59540/82080/Appendix_E_-_Part_05.pdf

http://www2.gov.bc.ca/assets/gov/environment/waste-management/garbage/guidelines_environmental_monitoring_municipal_solid_waste_landfills.pdf

I would recommend following excellent books:

Stephen R. Gliessman. Field and Laboratory Investigations in Agroecology. CRC Press, 2007 - Science - 302 pages.

Gilbert M. Masters. Introduction to Environmental Engineering and Science (3rd Edition). June 2007. Publisher:Pearson.

Dear Tyler

Please, see the attached book, I hope will be useful for you.

Good Luck

You can find this manual for soil and plant analysis

https://www.nrcs.usda.gov/Internet/FSE_DOCUMENTS/stelprdb1244466.pdf

, http://www.soiltest.vt.edu/content/dam/soiltest_vt_edu/PDF/lab-procedures.pdf

, http://www.niordc.ir/uploads%5C86_106_Binder1.pdf

, https://www.agvise.com/wp-content/uploads/2014/06/Recommended-chemical-soil-test-procedures-2012.pdf

as well you can give a look to this website

http://www.isotope.com/applications/applications.cfm?aid=Standards%20for%20Environmental%20Analysis