Memoirs of the Department of Agriculture in India. Water Requirements of Crops in India-II

This course was neces- sitated by the fact that, although this section of the work was in part completed in the monsoon season of 1908, the cultures of the following cold weather season were a failure, chiefly owing to want of experience with some of the new soils. [...] 140), jars of soil of the same degree of moisture as the jars carrying plants are maintained in order to estimate the loss of water from the soil as distinct from the loss due to trans- piration which the plant-bearing jars suffered. [...] The plan of the eperiineat. —As explained briefly in the Introduction, the transpiration ratio has been determined for (a) plants grown in a variety of soils in order to ascertain whether the nature of the soil had any effect on the result, and (b) plants grown in large jars of Musa soil in order to ascertain the effect of the larger mass of soil. [...] In all cases the chief factors are the nature of the plant and the effect of the manure. [...] The effect of the larye mass of Soil. —The effect of the mass of soil on the transpiration ratio was referred to in Memoir No.