Ma'anar ƙamus na kalmar "kama amfanin gona" ita ce amfanin gona da ake nomawa a gona ko yanki ɗaya da wani amfanin gona, yawanci a lokacin rani ko kuma bayan an girbe babban amfanin gona. Manufar shukar kamawa ita ce yin amfani da abubuwan gina jiki da ake da su da kuma hana zaizayar ƙasa ta hanyar rufe ƙasa. Abubuwan da ake kamawa galibi suna girma cikin sauri kuma ana iya girbe su cikin sauri, wanda zai baiwa manoma damar shuka babban amfanin gona a baya ko kuma inganta ƙasa don lokacin shuka na gaba. Misalan amfanin gona na kama sun haɗa da clover, hatsin rai, da turnips.