Agriculture One Liner
#The only mutant cultivarr of mango is – Rosica
#Magnifera contains about 41 species
#The regular bearing varieties of mango are – neeum , Banglora , pairi, etc .
#Mosambi a sweet orange cultivar was introduced from – Mozambi ue
#The edible portion of citrus fruits is –juicy placental hairs
(Agriculture One Liner)
#The first record of the name grape fruit in jamaica was in – 1814
#The Banana breeding was first stared at – Imperial college of tropical agriculture in Trinidad (1922)
#Banana Breeding was stared in India in 1949 at central Banana Research station , aduthurai (TN)
#Banana can be stored at – 13 C and 85 % RH
(Agriculture One Liner)
#Banana initiate flowering 9-12 months after Planting
#The notice is papaya is tropical America
#The yellow pigment in papaya is carcaxanthin
#Papaya is the richest source of vitamin A next to mango it contains 2020 IU/ 100 g fruit
#King of temperate fruit is – Apple
(Agriculture One Liner)
#Family of apple is Rosaceae
#Mother of all delicious group of cultivars is – red delicious
#The king of arid fruit is ber
#The commercial propagation method off grape is – hard wood cutting
#In India the black soil is mostly fond in – Maharashtra
#Red soil is mostly found in – Tamilnadu
(Agriculture One Liner)
#The soil which is most suitable for most crops is – sandy loam
#Red colour in the red soils is due to presence of various oxides of irons
#The vertical section of the soil showing the various layers from the surface to the unaffected parent material is known as – soil profile .
#The arrangement of soil particles and their aggregate into certain defined is called – soil structure
#Particle density of soil is also known as – true density
(Agriculture One Liner)
#Generally the particles density of normal soil is – 2.65 gram/cm3
#The bulk density of normal soil is – 1.33 g/cm 3
#The formula of porosity of soil is – porosity =100-(bulk density / Particle density )
#The certain exchange capacity (CEC) of montmorillonite is – 60-100 me / 100 gm
#The first soil classification system was developed by – russion scientist Dokuchaev (1880)
(Agriculture One Liner)
#The U.S classification system the soil orders are – 10
#Formula of bulk density is= wt. of soil / volume of solids and pores
#Law of minimum was given by – Vn Liebig (1840)
#Top most mineral horizon is – A horizon
#exchangeable sodium %age is also known as soluble %age
(Agriculture One Liner)
#The term pH was introduced by Sorensen (1909)
#Energy exchange elements are H & O
#K & Na is determined by Flame Photometer
#Micro nutrient is also known as – trace element , Oligo -element or spurned elements
#Crop logging techniqueue was given by – H. F. Clements
(Agriculture One Liner)
#Metal nutrients are – K, fe, Ca, Mg, Mn, Zn, Cu.
#Highly mobile nutrients are – N,P,K.
#Criteria of essentiality was proposed by Arnon & Stout (1939)
#The term fictional nutrient was proposed by – Nicholas (1961)
#Moderate mobile nutrient is Zn
(Agriculture One Liner)
#FYM contains – 0.5% N , 0.2 % P2O5 & 0.5 % K2O
#The P is available at 6-7 pH
#Bio fertilizers are – Rhizobium , Azotobacter, Azospirillum , PSB, VAM,BGA, etc.
#Approx. 20 gram of rhizobium culture is required to treat one kg seed 200. One packet of rhizobium culture contains 20 gram of rhizobium culture
(Agriculture One Liner)
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