Agriculture - Genetics and Plant Breeding 🌱🌾

RICE Exam Oriented One Liners . Botanical name of rice - Oryza sativa . Highest production and productivity of rice in India - West Bengal . Protein content in rice - 7% . Gene responsible for dwarf varieties of rice - dee-gee-woo-gene . Long stem which had lodging tendency found in rice type - Indica . Short stem which has no Lodging Tendency found in rice type - Japonica . Wild type of rice - Javanica . Three types of rice culture – Upland, Low and Deep water rice . Rice culture in which Seeds are sown directly of the main field, is called -Upland . ………..% of area is under upland - 60% . Seed rate for Upland culture - 100 kg . Nursery area in Wet or transplanting system is ……..area of main field - 1/10th (OR) 1000 m2 per ha . Dapog method of Nursery is developed from - Philippines . Area enough for planting one hectare under Dapog method of nursery -30-40 m2 . Under Dapog method of Nursery, Seedling become ready for transplanting within - 11-14 days . Optimum Seed rate for the short duration variety of rice - 40-50 kg/ha . Optimum spacing for the short duration variety of rice – 20x10 . Optimum spacing for the medium duration variety of rice - 20x15 . Fertilizer rate for rice cultivation – 100:50:50 kg NPK/ha . Zn application rate in rice cultivation – 25 kg/ha . Aman season of rice, sown in month of……….and harvested in …….. - May -June and October -December . AUS season of rice, sown in month of……….and harvested in …….. - March- April and August/ September . Boro season of rice, sown in month of……….and harvested in …….. - December-January and April/ May . Most familiar Weeds of rice are – Echinocloa colonum, E. crusgalli AgriYuvaa . Sanwa (Echinocloa colonum) of rice can be controlled by using the herbicides - Butachlor/Machete . Herbicide, Butachlor, can be applied as -Pre emergence . First developed dwarf variety in rice - Taichung Native (TNI) . Drought tolerant variety of rice - Bala, Bhavani . Blast resistant variety of rice - Jaya, Rasi, CO-14 . BLB resistant variety of rice - TKM-6 . Salt resistant variety of rice - Jaya, Ratna . Super rice variety is - Lunisree . Super rice variety is developed by - CPRI . Super rice concept given by - G. S. Khush . Deep water rice variety - Pankaj, Jaganath . National average Yield of rice for India -1750 kg/ha