US Salinity Laboratory Staff, "Diagnosis and improvement of saline and alkali soils
," in USDA Agricultural Handbook No.
are known as 'usar' in Uttar Pradesh and 'kallar' in Punjab and Haryana.
US Salinity Laboratory Staff (1954) 'Diagnosis and improvement of saline and alkali soils
.' US Department of Agriculture Handbook 60.
 U.S Salinity laboratory., 1954, "Diagnosis and improvement of Saline and alkali soils
It's proven difficult to grow winegrapes below 850 feet because of the spring and fall frosts and winter kill, alkali soils
and a high water table.
Seed germination and seedling emergence are serious problems in saline and for alkali soils
mostly because of hard setting and crust formation (Qadir and Schubert 2002).
Reclamation of alkali soils
is essential as not only do these soils occupy significant areas, but these lands are potentially and inherently fertile.
In the present case, Na/K and Mg/Ca ratios were examined as (i) Ca and Na are the major competing cations in normal and alkali soils
(Mehta et al.
Diagnosis and improvement of saline and alkali soils
. Agricultural Handbook No 60.
Richards LA (Ed.) (1954) 'Diagnosis and improvement of saline and alkali soils
.' Agriculture Handbook 60.
Fireman M, Reeve RC (1948) Some characteristics of saline and alkali soils
in Gem County, Idaho.
As a result 10 years later the nexus between sodicity and electrolyte concentration was not specifically addressed in the otherwise vastly influential `Diagnosis and Improvement of Saline and Alkali Soils
' (Richards 1954).