574 
]ME. J. B. LAWES, DE. QILBEET, AJND DE. PEaS ON 
tlie soil covered witli plants, growing well ; 3 to 4 inclies high., with two or three tri- 
fohate leaves each. 
July 19. — Seventh pipette-ful of the sulphate-of-ammonia solution added. 
July 28. — Eighth pipette-ful of the sulphate-of-ammonia solution added. 
July 29. — The plants growing, but not vigorously; some black 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 6 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 stationaiy fioDi 
day to day. 
October 26. — Plants taken u ]): — 
Twenty-one plants ; much as at last date. 
Roots 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). — V/lieat, Barley^ Oats, Beans, Peas, and Clover, in ajyot 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, 
uith 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. — V/heat and Barley 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 grams ; 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. 
