074 MB. J. B. LAWES, RE. Ml. BEET, AND DK. I'L'GJI ON 



the soil covered with plants, growing well; 3 to 4 inches high, with two or three tri- 

 foliate leaves each. 



July 19. — Seventh pipette-ful of the Bulphate-of-ammonia .solution added. 



July 28. — Eighth pipette-ful of the sulphate-of-ammonia solution added. 



July 29. — The plants growing, hut not vigorously; some hlack and dead, and some 

 withering leaves ; some petioles more than 4 inches long. 



August 10. — Ninth pipette-ful of the sulphate-of-ammonia solution added. 



August 17. — Tenth pipette-ful of the sulphate-of-ammonia solution added (new solu- 

 tion = 0'00359 gramme N.). Green and growing well; twenty to twenty-five stems 4 

 to G inches high ; a good many roots above ground. 



September 7. — Eleventh pipette-ful of the sulphate-of-ammonia solution added. Large 

 strong roots visible ; numerous leaves from the base ; not much development of stem ; 

 length of petioles 3 to 5 inches. 



October 5. — Twelfth pipette-ful of the sulphate-of-ammonia solution added. Not 

 growing much, yet not dying ; stems becoming bushy. 



October 24. — Many of the lower petioles and leaves dead, and some a little mouldy ; 

 from the base of the dead petioles generally spring a number of green leaves, and petioles 

 2 to 4 inches long bearing green leaves', which look healthy, but almost stationary from 

 day to day. 



October 26. — Plants taken wp : — 



Twenty-one plants ; much as at last date. 



Boots somewhat matted at the base, and throughout the surface of the soil ; extending 

 2 to 3 inches through the soil, and some to the inner sides of the pot ; none among the 

 flints, or in the pan under the pot. 



Soil rather wet, loose, and porous. 



Preparation and analysis as described at pp. 543, 544. 



No. 15 (1858). — Wheat, Barley, Oats, Beans, Peas, and Clover, in a pot of Garden soil. 



May 20. — Some of the plants just coming up. 



May 29. — Wheat, Barley, and Oats, 6 to 8 inches high; Beans 4 to 6 inches high, 

 with some specks on the leaves ; Clover up and growing. The condensed water yellowish, 

 and gives a yellowish-green deposit. 



June 19. — The pot full of green herbage. "Wheat, Barley, Oats, and Beans, all 

 healthy and growing well ; Peas 3 to 4 inches high ; Clover 2 to 3 inches, with three 

 leaflets. 



June 26. — Wheat and Bailey touch the top of the shade, and the plants crowded ; 

 Clover 3 to 4 inches high. 



July 14. — Shade full of growing matter. Wheat and Barley just heading. 



August 2. — The Oat heading, with two grains; Wheat growing, but the ends of some 

 of the leaves dying. The two Beans quite black and dead. Several kinds of weed 

 come up ; two in bloom. 



