64. Buds and flowers. 



Experiment 57. The common flowers. 

 Fruit flowers. 



65. Fruits and seeds. 



Experiment 58. The common fruits and 

 seeds. 



66. Cotton. (See Section 96.) 



67. Weeds. 



Experiment 59. Collect the weeds of the 

 neighborhood. 



68. Domestic animals. 



69. Wool. (See Section 96.) 



(These subject, Plants and Animals, are con- 

 tinued in the work for the seventh grade.) 

 , 



FOOD. VI. 



70. A brief summary of the facts stated under the 



same topic in the work for the fifth grade. 



71. The resources of the soil. 



a. Plant-food ready for the plants. 



Experiment 60. Nutrient solution. 



b. Changes taking place in the soil. 



72. Enriching the soil. 



a. Barnyard manure. 



b. Green manures. 



c. Fertilizers. 



73. Humus. 



a. Its composition. 



b. Its use. 



74. Irrigation. 



a. Surface. 



b. Sub-irrigation. 



Experiment 61, Sub-irrigation. 



