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Let the speed of boat in still water be x km/hr and that of stream be y km/hr. ATQ, ⇒ (x + y) – (x – y) = 6 ⇒ y = 3 km/hr ⇒ x = 3 × 8/3 = 8 km/hr Required time = [33/(8+3)] + [25/(8−3)] = 8 hr
Which of the following groups of nutrients is absorbed by plants only in anionic form?
Which mineral is considered highly resistant to weathering due to its densely packed structure and lack of substitutions?
Kaolinite is
Which process of soil formation is described as the removal of silica from upper layers, concentrating sesquioxides in the solum, and operates favorably...
The term “operational holding” refers to
Flooding is the method used for the reclamation practice in which of the problematic soil?
Reclammation of acidic soils is done by the use of……………………..
The Soil moisture potential at permanent wilting point is____
In soil, heat transfer is mainly due to
Die back in citrus is caused due to the deficiency of ____
