N, P and K are

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Answer :

 Ans. Primary nutrients

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Description : Deficiency symptom fo mobile elements (e.g. N,Mg,K,P) first appear in

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Description : The recommended dose of N, P and K for rice crop

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Description : The recommended fertilizer dose (N:P:K) for fodder and fibre crops are

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Description : Who of the following Chief Justice of India acted as the President of India also? (1) Justice M. Hidayatullah (2) Justice P.N. Bhagwati (3) Justice Mehar Chand Mahajan (4) Justice B.K. Mukherjee

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Description : The First Five Year Plan (19511 956) was drafted by - (1) P C Mahalanobis (2) K N Raj (3) J C Kumarappa (4) Jawaharlal Nehru

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Description : Of the following, who held the offices of Judge of the Supreme Court and the Speaker of the Lok Sabha – (1) M. Hidayatullah (2) K.S. Hegde (3) Subba Rao (4) P.N Bhagwati

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Description : Stomata are regulated by (a) N (b) P (c) K (d) Ca

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Description : Fertilizer dose recommended for a crop of Groundnut is N:P:K, respectively (a) 20-40: 50-60: 30-40 (b) 40-50: 50-60: 30-40 (c) 20-40 : 60-80: 30-50 (d) 40-50 : 60-80: 30-50

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Description : Orthoclase, Feldspar are important source of — in soil a. N b. P c. K d. S

Last Answer : c. K

Description : Apatite is rich source of — a. N b. P c. K d. B

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Description : Deficiency of N indicated by plant

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Description : Essentiality of N was established by

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Description : The essential element required by the N fixing bacterium Rhizobium

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Description : Slowly released N fertilizers

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Description : The medium range of available N in soil

Last Answer : Ans. 280-560 kg/ha

Description : Amid form of N fertilizer

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Description : Cheapest N fertilizer, suitable for foliar spray

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Description : Oldest N fertilizer, best for top dressing in rice

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Description : Fertilizers contain more than 25% of primary nutrients, e.g. Urea (46%), DAP (18% N and 46% P2O5 ).

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Description : The C/N ratio in the organic matter of furrow slice (upper 15 cm) of arable soils commonly ranges from

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Description : The C : N ratio of the soil are fairly constant between

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