Question
Drum culture technique is used to determine WR ofÂ
which of the following crop?Solution
Drum culture technique is used to determine water requirement of lowland rice. In this method, four drum of size 50×50×50 cm are taken i.e. A, B, C and D. A and B have bottom while C and D are without bottom. All the drums are embedded in soil leaving 20 cm above soil surface. Rice is transplanted in drum A, C & D. and rice seedlings without roots are planted in drum B and the data on percolation, evaporation, ET, transpiration and effective rainfall is obtained.
Which river basin cover the largest surface water irrigation in India?
T o which hybridisation techniques do the following examples belong to? Cross between two inbred lines of Maize_
What is/are the effects of heavy metals on soil?
The pest density at which control measures should be applied to prevent an increasing pest population is _____
Plate form test for milk does not include
Norin 10 is dwarfing gene of
Pradhan Mantri Krishi Sinchai Yojana (PMKSY) has been formulated with the vision of ____
Plantation of high water consuming trees for withdrawal of groundwater is termed as
Thermal efficiency of diesel engine is
When marginal production more than average production than elasticity
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