✅Dwarf variety of Wheat in India comes from :- Mexico
✅ Seed rate of wheat:- 100 kg /ha
✅Seed rate of direct seeded rice :- 80Kg/ha
✅Ratana and RBD -2 variety of :- Barley
✅Bragg and clark 63 are variety of :- Soybean
✅Nursery area for rice :- 0.1 hectare
✅ Row to row spacing for wheat :- 22.5 CM
✅Azetobacter fixes nitrogen as :- Non symbiotically
✅ Association of fungi and plant root are called :- Mycorrhizae
✅Soil which have high bulk density :- Sandy soil
✅Maximum total porosity found in :-Clay soil
✅Best soil for groundnut cultivation :-Sandy + Sandy loam
✅In heavy black soil Which crop is grown :- Cotton
✅pH measures :- Active acidity
✅Permanent wilting point occurs at :- 15 bar
✅Water available between FC and PWP is :- Available water
✅1943 famine occur in West Bengal due to :- Brown leaf spot of rice
✅Triticale is cross between :- Wheat × Rye
✅Drip irrigation developed from :- Israel
✅Highest irrigation efficiency achieved by drip irrigation is :- 80 – 90%
✅Annual rainfall required for Bajra crop :- 40-60 cm
✅Alkaloid found in Bajra :-Durin
✅Striga weed is associate with :- Jowar
✅Orobanchae found in :- Tobacco
✅Herbicide used in cotton :-Diuron
✅Rock phosphate used in :- Acidic soil
✅Indigenous DAP contains :-18% N and 46% P2 o5
✅Nitrogen percent in CAN fertilizer :-25%
✅N – P fertilizers containing highest P2 O5 is :-DAP
✅Origin of Maize :- Mexico
✅Etawah project was launched in :- 1948
✅Appetite is source of :- phosphorus and chlorine
✅Chlorosis of leaves is occur due to :- N deficiency
✅First hybrid of cotton was developed in :- India
✅Average height of plant is calculated by :- Arithmetic mean
✅Inflorescence of sugarcane is known as :- Arrow
✅Inflorescence of rice is known as :- Pinnacle
✅Crop grown for fiber and oil :- Linseed
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✅Oil % in soybean :- 20%
✅Olsen’s method is used to determine :- Available Phosphorus in soil
✅Carbon present in organic matter :-58%
✅C:N ratio in arable soil 8 to 15:1
✅Chemical formula of Urea Fertilizer :- NH2-CO-NH2
✅Loose smut disease of wheat is controlled by :-Vitavax
✅Control of ear cockle of Wheat :- Removal of floating seed with brine solution.
✅Salt tolerant crop is :- Sugar beet
✅Milling recovery in rice :- 50-55%
✅Isabgol is grown for :- laxative which have Medicinal value (IBPS 2019)
✅Propagation in nut grass by :- tubers
