Browse Items (9328 total)

Soil uniform, no hard pan - to 10 ft. Manihot roots with enlargements, cassia without. A large tuber of one of the vines shows at the left. [Shantz travel journal, Apr. 11, 1920]

Shows a soil bank cut away and exposing the roots of Manihot glaziovii and Cassia. See Kalemuengo in back to show depth. [Shantz travel journal, Apr. 15, 1920]

Panorama - shows Ena falls at right and Ndungu falls at left - with Kere Mere Mt. at left. Shows agriculture on steep slope. Also type of vegetation in this hilly country. The natives are Embu. [Shantz travel journal, May 3, 1920; 1 of 6]

A photograph of a soil profile, which is typical of water sheds. There is a dark layer of soil closer to the top and red soil below.

A photograph of the surface soil with dark chocolate rock beneath lighter.

A photograph showing detail of soil changes with heavy soil at the top of the photograph, then 1 foot of gravel with clay and light spots below.

A photograph of a soil profile. It is dark and heavy to a depth of three feet., then lighter and more gravel at 3 feet, with a chalk-like deposit at the bottom 4 to 5 feet.

A photograph of a soil bank at the Sundays river. The first 5 feet of soil is red and below that the soil is white.

A photograph of the soil of the high veld. The surface is thrown up abut 8 inches above the actual soil surface. The surface foot is chocolate colored, then at the second foot it becomes more reddish. This red character of the soil increases and it…

Ribbed fresh soil just planted in manihot. Beans at the left. Peanuts, corn, mangoes, hills and mangoes in the back. [Shantz travel journal, Mar. 28, 1920]

Soil dark deep reddish brown with Andropogon and trees above. [Shantz travel journal, May 8-11, 1920]

A photograph showing the detail of bank at the mission coffee fields, where soil samples were taken. Holes from which samples were taken can be seen in the bank.

A photograph of soil cut down to form RR grade. This cut is about 6 feet deep to perhaps 3 feet in the shallowest place. The soil below looks like rock, but is red hard clay. It is soil in situ.

A photograph of soil cut down to the rock base with an occassional mass of soil left standing. The photograph was taken long after dark and given long exposure.

Soil bank - dark red brown - Combretum, Themeda etc. [Shantz travel journal, May 8-11, 1920]

A soil bank - shows soil to 6 ft. with root penetration - typical Andropogon tree grass savanna - soil take ... at about 2 ft. slightly darker than above. This is typical. [Shantz travel journal, May 2, 1920]