Optimal rates of beneficial nematodes required to treat different sizes of area

Jan 31

How many nematodes should be applied?

For the successful control most of the soil dwelling insect pests, the optimal rate of 1 billion infective juvenile nematodes in 100 to 260 gallons of water per acre is generally recommended.

Table1. Showing the number of nematodes required to treat different sizes [area in sq ft (sq M)] of lawns or fields

Nematode species

Area in sq ft (sq meter)

1 (0.093)

10.76 (1)

108 (10)

1076 (100)

2500 (233)

5000 (465)

10000 (930)

43560 (4047) (an acre)

Heterorhabdtis bacteriophora

22.9 thousand

229.6 thousand

2.3 million

22.6 million 57.4 million 114.8 million 229.6 million 1.0 billion

Heterorhabdtis indica

22.9 thousand

229.6 thousand

2.3 million

22.6 million 57.4 million 114.8 million 229.6 million 1.0 billion

Steinernema carpocapsae

22.9 thousand

229.6 thousand

2.3 million

22.6 million 57.4 million 114.8 million 229.6 million 1.0 billion

Steinernema feltiae

22.9 thousand

229.6 thousand

2.3 million

22.6 million 57.4 million 114.8 million 229.6 million 1.0 billion
 

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