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Grassy weeds of Chickpea

Grassy weeds of Chickpea

Agropyron repens (Quak Grass)

  • Aggressive perennial grass with long slender white rhizomes.
  • Rhizome tips are yellowish and sharp-pointed; base of leaf blade with claw-like appendage that clasps the stem; spikelets, up to 15 cm long, are in 2 long rows borne flat wise to the stem.

                 Quak Grass of Chickpea

                          Quak Grass

 

Avena fatua (Wild Oat)

  • Annual grass with hollow erect stems from 0.3 to 1 metre tall.
  • Leaves of seedlings twist counter-clockwise when viewed from above.
  • Yellow to black seeds with a bent, twisted bristle (awn); seeds with a circular scar (sucker mouth) at the base.

            

                       Wild Oat

 

Brachiaria spp. (Para Grass)

  • Perennial with a semi-erect growth habit, spreading by rooting from lower culm nodes.
  • Leaf blade is linear-triangular in shape, broad, dark green, both abaxial and adaxial surfaces densely covered with long hairs.
  • Inflorescence is a panicle 12 cm long, with 4-8 racemes about 6 cm long, and spikelets arranged in two rows on each raceme.

               

                           Para Grass

 

Dactylictenium aegypticum (Makda)

  • The stem has a spreading, creeping and mat-forming structure.
  • It roots at the lower nodes.
  • The flower head has 2-7 spikelets borne at the tip of the stem.
  • The seed head looks like a crow's foot, hence the name.
  • Each plant may produce up to 60,000 seeds.

                

                              Makda

 

Echinochloa crusgalli (Barnyard Grass-Sava)

  • Barnyard grass is a summer annual that propagates by seed.
  • It grows in clumps by rooting and branching at the lower joints of the stems.
  • It grows 1 to 4 feet tall.
  • The stems are smooth and stout, thick and flattened
  • The leaves are green with reddish cast, they are flat and 8 to 50 cm long and 8 to 20 mm wide, are smooth on both sides but rough towards the top.
  • These are hairless.
  • Flower heads are extremely variable, but they often droop slightly with lower flower branches further apart than upper ones.

                   

                                  Sava

 

 

 

 

 

 

 

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