Virgin field

A long-term investigation to under-stand soil fertility and scope of improvement in building-up of fertility and nutrient levels was carried-out adopting khejri based crop production site management approaches at ICAR-Central Institute for Arid Horticulture, Bikaner under hot arid agro-climate.

9p chauchaungayxua8 03-10-2020 11 1   Download

Variation of saturated hydraulic conductivity (Ks) values of soils under diverse management practices may be needed to determine the required sample number, sample size, and chose suitable sample scheme for characterize the Ks values used in water flow and solute transport modelling studies.

10p aquaman27 15-01-2019 23 2   Download

About the year 1875 the good times came to an end. The full force of free trade was at last felt. The seasons assisted the decline, and there was now no compensation in the shape of higher prices. In the eight years between 1874 and 1882 there were only two good crops. A new and formidable competitor had entered the field; between 1860 and 1880 the produce of wheat in the United States had trebled. Vast stretches of virgin soil were opened up with the most astonishing rapidity by railroads, and European immigrants poured in. The cost of transport...

39p asus1122 24-10-2012 48 1   Download