🟧📐4️⃣

#quadrat #quadrilateral #four sides #shape measurement

🟧📐

#square #angle #quadrat #carré #polygon

🖼️🌱🐞

#quadrat #sampling #field study #plot sampling #survey frame

🟧⊞

#quadrat #matrix #sampling grid #coordinate

7️⃣⬜️

#seven quadrat #quadrat #ecology quadrat #sampling square #number 7 square #field sampling