Eleven typical pedons representing major landforms in semiarid ecosystems of Jammalamadugu - Proddutur tract of Pennar river basin in YSR Kadapa district viz., summits, backslopes and foot slopes developed from lower Gandikota formation with Quartzite (conglomerate, quartzite and rippled siltstone) and upper Tadipatri formation with purple shale, (siltstone and carbonate complex) under varying land uses were evaluated for actual and potential productivity. |