Nitrogen cycle
Nitrogen cycle
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AMMONIA
AMMONIFICATION
ATMOSPHERE
DENITRIFICATION
LEGUMES
LIGHTNING
NITRATES
NITRIFICATION
NITRITES
PROTOPLASM
I | R | Q | H | D | S | O | Q | R | C | D | J | N | E | N |
X | Q | T | F | Q | M | U | L | U | S | R | J | O | O | W |
L | H | U | G | W | S | C | W | G | U | F | U | I | T | Z |
I | B | T | N | I | A | J | U | F | E | Z | T | T | Q | R |
G | A | D | Z | C | L | J | K | R | V | A | P | A | S | F |
H | T | S | E | H | P | J | O | P | C | T | M | C | Y | N |
T | S | E | C | F | O | O | C | I | F | M | P | I | B | N |
N | M | T | E | S | T | Y | F | N | O | O | S | F | Y | K |
I | P | A | I | E | O | I | Y | N | N | S | X | I | S | B |
N | W | R | K | M | R | S | I | W | X | P | U | N | R | W |
G | D | T | D | T | P | A | D | Z | E | H | S | O | L | U |
P | L | I | I | S | O | D | S | T | G | E | D | M | A | T |
W | L | N | I | T | R | I | T | E | S | R | V | M | U | N |
K | E | P | L | E | G | U | M | E | S | E | B | A | O | J |
D | F | F | K | P | T | J | B | L | S | G | Q | J | B | L |
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