Q781
Open questionWhich one of the following is an example of natural chelate
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Q782
Open questionCalcium and magnesium can be deficient in
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Q783
Open questionIn which country most of the N required for crop production through N2 fixation by legumes
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Q784
Open questionThe cation exchange capacity of a mineral soil containing pre-dominately kaolinitic clay minerals generally ranges between
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Q785
Open questionMost efficient method of fertility evaluation is
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Q786
Open questionWhich one of the following formula is used for calculation of base saturation
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Q787
Open questionPrinciple factors governing K fixation in clay lattice are
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Q788
Open questionGypsum Requirement of gypsum is
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Q789
Open questionThe B horizon is generally absent in
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Q790
Open questionA soil, which has pH more than 8.5 and ESP more than 15 and EC is greater than 4 m mhos/cm, the soil is called
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Q791
Open questionThe water held with a water potential greater than bar is known as
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Q792
Open questionIn India, which soil order have negligible area
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Q793
Open questionUnconsolidated material overlying rocks is known as
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Q794
Open questionWhich of the following micronutrients mostly deficit in Indian soil?
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Q795
Open questionThe major organic cementing agent in soil aggregate formation is
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Q796
Open questionIn Y-index 'B' denotes
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Q797
Open questionTwo nutrients needed by plants in largest amounts are N and
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Q798
Open questionSoils below the critical level of available nutrient are expected to
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Q799
Open questionA straight fertiliser is one which
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Q800
Open questionNon-essential mineral nutrients (elements) are required by
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