GK Agriculture One Liner - Nikhiljob

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Tuesday, 15 October 2019

GK Agriculture One Liner

GK Agriculture One Liner on Nikhiljob
life isn't about waiting for the storm to pass it's learning to dance in the rain
GK 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



#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



#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


#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



#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



#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)



#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


#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



#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


#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

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