Water, absorption of by soil, 40, 43, 46, 142.
amount used by plants, 40.
capillary, 49, 153.
evaporation of, 54, 155.
free, 48, 153.
film, 50.
ground, 48.
importance of to plants, 39.
percolation of, 41.
relation of soils to, 39.
standing, 48.
work of in making soils, 33, 35.

Water and the farmer, 5.

Water in plants, 65.

Watering house plants, 51.

Watermelon soils, 28, 161.

Weeders, 167.

Weeds, 54.
how they injure crops, 54, 92.
how to kill, 119.
waste soil water, 54.