Radical 纟
8 strokes
細
thread 纟 (233a) + field 田 (156a) = slender 细
[细心 (161) xìxīn meticulous]

He strung the thread backwards and forwards across the field (to protect the crops from the birds). It was very slender so it would do the job without blocking the light. / The dwarf was satisfied as this would shield the crops from the birds (and save him from trying to keep them away).