1.   A grain of pollen from a tassel, the male part, must fall on it in order for that kernel to develop.

2.   Otherwise, a kernel does not develop.

3.   Pollination determines how many kernels develop on each ear of corn.

4.   Much of the American corn crop is well ahead of five-year averages for pollination, the most crucial growing period where kernels develop.

n. + develop >>共 1756
company 6.79%
shower 3.16%
thunderstorm 3.03%
scientist 2.19%
child 1.45%
problem 1.44%
patient 1.42%
researcher 1.28%
people 1.12%
country 0.92%
kernel 0.05%
kernel + v. >>共 30
be 32.00%
form 18.67%
pop 6.67%
develop 5.33%
explode 4.00%
become 1.33%
come 1.33%
crackle 1.33%
expand 1.33%
feel 1.33%
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