nutrients is expected to be tosxic to plants D. All of the above A AI B. Mn C. M

Question

nutrients is expected to be tosxic to plants D. All of the above A AI B. Mn C. Mo 42 If a solution that contains 300 g of salt and 1000 g of water is allowed to ev porate to 30% ofits volume, the amount of salt left in the solution will be: B. 30 g c.300 D. aone of the above. # 43 The primary characterites of subsoils that moderate temperature for heat creulaty thes fr A hagh mdos potential oftbe soil B louspectie heat and high heat eonbatnty of C. high specific beat and low heat conductis ity of the soll D none of the above 44 The percent calcism carbonate equivalent (CCE) of MgiOND 45. The two major anions in the ectabedral and tetrahedral layers of silicate minerals are 46. Which one of the following soul microbes has the largest mass per g urface soh 47. In a given ecosystem an organism Aprodaces sbstance X that harms organism B, bet bemvefita B. 172 D. 74 A. Al and Si B. Al and Mg C.O and OH D. none of the above A bacteria B fungi C alge B. actisomycetes associatson is a good example of A. parasitis B commensalism C amensalism 48. The soil optimum ph Sor plant available P is B40 C9 5 D B and C 63 49. The biological reduction of nitrabe to sitrite then to gaseous nitrogen is called 50. When a plant residue that has a CN ratio of 10. 1 is incorporated into soil 51. Rain erosion involves C immobilization D sone of the above . expected to be denant B immobilization Cmnicae of the above 53. A fertilizer with 16-16-12 grade contains about what percentage of actual elemental potassiom 0X) B. 1 how many g of Caso2H0 woald need to react with I kg of this sol A. 3086 B. 20.19 C 10.65 D. 4.3 55. If your soil test recommendation for N was 120 tbs per acre, and you have a yard that is only 121 by 360 ft, the amount of N you will need will be (hint an acre is 43560 3 A. 120 Ibs D None of the above dtin for N was 120 lbs per acre, and you have a yard that is only 121 t by 360 t, the B. 60 lbs C. 12 Tbs

Explanation / Answer

This ratio is called N-P-K ratio or nitrogen- Phosphorus- potassium ratio. In question the ratio is 16-16-12. It means actual elemental potassium is 12 [answer option B is right].

Related Questions

Navigate

• Browse (All)
• Browse N
• Subjects

---

---

Integrity-first tutoring: explanations and feedback only — we do not complete graded work. Learn more.