47 



Kxiiimi' No. 6. 



EXAMINATION ftUESTIONS IN SOILS AND CROPS. 



[This set of questiuii.s covers in a general wmv the work iloiic rlnrini,' tin- NjirinK lerin (if llie frosliinan 



year.] 



1. What is meant hy tillage? What are the chief <)})jects sought in tillage? Tell 

 (juite fully how one of these objects is accomplished. 



2. Exi)lain the action of the commf)n American plow, llow docs it differ from the 

 Engli.sh plow? Speak briefiy of their relative merit;-. What objections to the com- 

 mon plow? What may we do toward obviating some of the bad effects? 



3. Why do we cultivate? Describe an ideal cultivator and ideal cultivation. 



4. What are some of the methods for removing the surj)lus water from land? 



5. What will govern each of the following: Depth of drain, distance apart of 

 drains, size of tile to be used. 



6. What grade should tile drains have, what is the least grade allowable, and 

 what precaution should be taken in laying a drain at such a grade? 



7. How should laterals be connected with drains? Where and Ikpw should silt 

 wells l)e constructed ? 



8. What is meant by rotation of crops? Why do we rotate at all? 



'■). Outline what you would call a good rotation, and give reason for the presence 

 of each crop in the rotation. 



](). When would you apply barn manure? At what rate, and why? 



11. Speak of the value of clover as a crop. Why is it difficult to grow clover in 

 Michigan? Tell how you would secure a stand of cl(jver. 



12. The effect of lime upon soils? Why? Would you apply lime to the soils of 

 Michigan? If yes, at what rate and why? If no, why not? 



i;'). What ilifference between a good truck soil and a good grass soil, an<l why is 

 each ; oil especially ailaitted to its own croj)? 



14. In what way is the size of soil grain related to ('() the water holding capacity 

 of the S(jil, (It) the plant feeding qualities, and (c) to the retaining of plant foods 

 against percolation? 



15. How does the amount of inoisture required to grow a crop com])are {(t) with 

 our annual rainfall, (b) with the water content of our soils in the month of March? 

 ^^'hut objections to summer fallowing? 



COLLEGE OF AGRICULTURE OF THE UNIVERSITY OF MINNESOTA. 



Caiiduliites for admission to tlie College of Agricidture of the Uni- 

 versity of Minnesota must have the equivalent of either a three-year 

 course in the school of agriculture plus one ^^ear of work of high- 

 school grade in algebra, geometiy, English, hi.story, and economics, 

 or a four-year course in a city high school plus one or two 3'ears in 

 the school of agriculture. The school of agriculture is a technical 

 high school, in which agriculture and subjects closely related to it 

 largely predominate. These subjects include agricultural botany, 

 chemistry and physics, dairy chemistry, agronomy, farm accounts, 

 animal husbandr}', dair}" husbandry, fruit growing, vegetable garden- 

 ing, etc., presented in a way to fit young men for successful farm life 

 or for entrance to the college of agriculture. 



The c-uilege course in agriculture is designed for tho.se graduates of the school of 

 agriculture and students from other institutions equally well prepared who desii'e 



