OAT CULTIVATION :- Importance, Taxonomy, harvesting, floral biology

 OAT


INTRODUCTION

Botanical Name :- Avena sativa

Family:- Poaceae 

Chromosome number:- 2n= 42

Origin:- Africa 


TAXONOMY 


Kingdom:- Plantae 

Class:- Monocotyledons

Order:- Cyperales

Family:- Poaceae 

Genus:- Avena 

Species:- sativa 


FLORAL BIOLOGY 

 The flower are enclosed in a scales or bracts and grouped in a characteristic structure are called spicklet. 

 Spikelet of oat are arranged in a panicle.

 Floret may very from 2 to 3 .

 Open primary floret .

 Unopened secondary floret .

 Rudimentary tertiary floret.



IMPORTANCE 


Oat ranks 6th in the world cereal production.

Most of the oat grain is consumed as animal feed .

They're good sources of protein , fibers and minerals.

Oat used as an animal feed and fuel for power plant .

Protein :- 5-17%

Mineral:- 3-16%



SOIL 

It can be cultivated on all type of soil . Well drained loamy soil rich in organic matter is suitable for cultivation.

pH range = 5-6 is optimum for oat .


CLIMATE 

Suitable temperature range is 20-30°c .

Rainfall = 20-30 degree Celsius.

Sowing temperature= 20-24 degree Celsius.

Harvesting temperature= 25-30 degree Celsius.


VARIETIES 

Swan,83-INC,19 G-3, Kent , Karishma, Weston-11, HFO-114,brunker 10.

FIELD PREPARATION

land should be properly prepared to form a weed free field. Ploughing should be done 6-8 times to gain higher yield. Oat crop can tolerate higher pH levels then barley and wheat. Propagation in oat is done through seeds.


TIME OF SOWING 

Second week of October to last week of October is optimum for sowing seeds.


SPACING 

25-30cm (row to row) 


SOWING DEPTH 

Depth should be 3-4cm.


METHOD OF SOWING 

Sowing is done through drilling method zero tillage drill.

SEED RATE

25kg per hectare.


SEED TREATMENT

Seed should be treated with Captan or thiram @3gm per kg of seed to protect seed from various fungal and pathogenic diseases.



FERTILIZER

NPK= 75:50:0

FYM= 25-30 q per hectare.


WEED MANAGEMENT 
 Weed management is not necessary in case of plant become successful to make a good crop stand. Weeds are less likely to occur in oats. 1-2 hoewing can be given as intercultural operations.



IRRIGATION 
Oats are mainly cultivated as rain-fed crop. But if they are grown as irrigated crop two irrigation should be given at 25-28 days interval from sowing.

DISEASE MANAGEMENT 
inter cropping.
Grow disease resistant variety.
Spray 0.1% Bavistine twice during January- February.

HARVEST 
 It is ready to harvest sowing after 60 days.
 Oats are fully mature and ready to harvest after 4-5 month of sowing.
 To avoid grain shedding crop should be harvested in early April month .


YIELD
30-35 metric tonnes per hectare.

 

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