46 VEGETABLE GROWING PROJECTS 



4. How should the frame be constructed ? 



W-VG: 106. L: 63. 



5. Prepare estimate of lumber and nails needed to build your 



hotbed. 



6. What size sash will you use ? 



7. What size hotbed will you need for your tomato project ? 



8. How much and what kind of manure will be required for your 



hotbed? 

 W-VG : 109. L : 60-62. C : 57. 



9. Explain the preparation of the manure for the hotbed. 



W-VG: 110. 



10. Explain the filling of the pit. 



W-VG: 110. L: 60-62. 



11. How much soil should be placed on top of the manure ? 



12. How can you determine when the temperature of the hotbed 



and of the manure is suitable for sowing ? 



13. Should any manure be placed outside of the frame ? Why ? 



14. What chemical changes take place in the fermentatio?i of horse 



manure? 



15. To what extent can other vegetable matter besides horse manure 



be employed in the making of a hotbed ? 



16. Explain the construction of concrete hotbed frames. 



6. Construction of cold frames. — The cold frame is generally 

 built on top of the ground, or perhaps a slight excavation is made, 



