Hamad Soil Science 08/10/2021 A. < 4 dsm-1 B. Equal to 4 dsm-1 C. 4-8 dsm-1 D. None of the above Related Mcqs: Permanent change in soil is due to__________________?A. Ionic bonding B. pH change C. Covalent bonding D. Isomorphic substitution... Most widely spread mineral in the world is________________?A. Iron B. Kaolinite C. Salt D. None of the above... Mean annual precipitation for tundra region is ____________________?A. 70-80 cm B. 150-70 cm C. 0-50 cm D. None of the above... Extraction of humic substance can be done by______________________?A. NaOH B. NH4Cl C. NH4OH D. None of the above... Boron concentration is irrigation water is considered safe only upto_________________?A. 0.7 ppm B. 1.5 ppm C. 2 ppm D. 3 ppm...
Leave a Reply Cancel replyYour email address will not be published. Required fields are marked *Comment * Name * Email * Website Save my name, email, and website in this browser for the next time I comment. Δ
Recent Comments