diff --git a/code/game/machinery/limbgrower.dm b/code/game/machinery/limbgrower.dm
index a9740cc83d3..ebb26e43025 100644
--- a/code/game/machinery/limbgrower.dm
+++ b/code/game/machinery/limbgrower.dm
@@ -22,6 +22,8 @@
 	/// All the categories of organs we can print.
 	var/list/categories = list(SPECIES_HUMAN, SPECIES_LIZARD, SPECIES_MOTH, SPECIES_PLASMAMAN, SPECIES_ETHEREAL, "other")
 
+	biomass_produce = BIOMASS_HARVEST_MEDIUM
+
 /obj/machinery/limbgrower/Initialize(mapload)
 	create_reagents(100, OPENCONTAINER)
 	. = ..()
diff --git a/code/game/objects/structures/watercloset.dm b/code/game/objects/structures/watercloset.dm
index a3f945e18a6..d4b71b6b009 100644
--- a/code/game/objects/structures/watercloset.dm
+++ b/code/game/objects/structures/watercloset.dm
@@ -11,6 +11,7 @@
 	var/mob/living/swirlie = null //the mob being given a swirlie
 	var/buildstacktype = /obj/item/stack/sheet/iron //they're iron now, shut up
 	var/buildstackamount = 1
+	biomass_produce = BIOMASS_HARVEST_SMALL
 
 /obj/structure/toilet/Initialize(mapload)
 	. = ..()
diff --git a/code/modules/atmospherics/machinery/portable/portable_atmospherics.dm b/code/modules/atmospherics/machinery/portable/portable_atmospherics.dm
index 2ad95400977..f48485e6d11 100644
--- a/code/modules/atmospherics/machinery/portable/portable_atmospherics.dm
+++ b/code/modules/atmospherics/machinery/portable/portable_atmospherics.dm
@@ -16,6 +16,7 @@
 	var/volume = 0
 	///Used to track if anything of note has happen while running process_atmos()
 	var/excited = TRUE
+	biomass_produce = BIOMASS_HARVEST_SMALL
 
 /obj/machinery/portable_atmospherics/Initialize(mapload)
 	. = ..()
diff --git a/code/modules/atmospherics/machinery/portable/scrubber.dm b/code/modules/atmospherics/machinery/portable/scrubber.dm
index 3e0b8627a2c..d01553d9605 100644
--- a/code/modules/atmospherics/machinery/portable/scrubber.dm
+++ b/code/modules/atmospherics/machinery/portable/scrubber.dm
@@ -163,6 +163,7 @@
 
 	var/movable = FALSE
 	use_overlays = FALSE
+	biomass_produce = BIOMASS_HARVEST_MEDIUM
 
 /obj/machinery/portable_atmospherics/scrubber/huge/movable
 	movable = TRUE
diff --git a/code/modules/food_and_drinks/kitchen_machinery/icecream_vat.dm b/code/modules/food_and_drinks/kitchen_machinery/icecream_vat.dm
index b864a5720af..7d9e26de327 100644
--- a/code/modules/food_and_drinks/kitchen_machinery/icecream_vat.dm
+++ b/code/modules/food_and_drinks/kitchen_machinery/icecream_vat.dm
@@ -24,6 +24,7 @@
 		/datum/reagent/consumable/vanilla = 6,
 		/datum/reagent/consumable/berryjuice = 6,
 		/datum/reagent/consumable/ethanol/singulo = 6)
+	biomass_produce = BIOMASS_HARVEST_SMALL
 
 /obj/machinery/icecream_vat/Initialize(mapload)
 	. = ..()
diff --git a/code/modules/reagents/chemistry/machinery/chem_dispenser.dm b/code/modules/reagents/chemistry/machinery/chem_dispenser.dm
index 99f563e79d9..b93ec18e183 100644
--- a/code/modules/reagents/chemistry/machinery/chem_dispenser.dm
+++ b/code/modules/reagents/chemistry/machinery/chem_dispenser.dm
@@ -454,6 +454,7 @@
 	nopower_state = null
 	pass_flags = PASSTABLE
 	show_ph = FALSE
+	biomass_produce = BIOMASS_HARVEST_SMALL
 	dispensable_reagents = list(
 		/datum/reagent/water,
 		/datum/reagent/consumable/ice,
diff --git a/code/modules/reagents/reagent_dispenser.dm b/code/modules/reagents/reagent_dispenser.dm
index 1f62816f6a1..5a37df3f8a9 100644
--- a/code/modules/reagents/reagent_dispenser.dm
+++ b/code/modules/reagents/reagent_dispenser.dm
@@ -51,6 +51,7 @@
 	name = "water tank"
 	desc = "A water tank."
 	icon_state = "water"
+	biomass_produce = BIOMASS_HARVEST_SMALL
 
 /obj/structure/reagent_dispensers/watertank/high
 	name = "high-capacity water tank"
@@ -186,6 +187,7 @@ MAPPING_DIRECTIONAL_HELPERS(/obj/structure/reagent_dispensers/wall/peppertank, 3
 	desc = "Beer is liquid bread, it's good for you..."
 	icon_state = "beer"
 	reagent_id = /datum/reagent/consumable/ethanol/beer
+	biomass_produce = BIOMASS_HARVEST_SMALL
 
 /obj/structure/reagent_dispensers/beerkeg/blob_act(obj/structure/blob/B)
 	explosion(src, heavy_impact_range = 3, light_impact_range = 5, flame_range = 10, flash_range = 7)
diff --git a/code/modules/vending/cola.dm b/code/modules/vending/cola.dm
index 0e83f61f134..9c26f7ff4ca 100644
--- a/code/modules/vending/cola.dm
+++ b/code/modules/vending/cola.dm
@@ -31,6 +31,7 @@
 	default_price = PAYCHECK_ASSISTANT * 0.7
 	extra_price = PAYCHECK_MEDIUM
 	payment_department = ACCOUNT_STATION_MASTER
+	biomass_produce = BIOMASS_HARVEST_SMALL
 
 
 /obj/item/vending_refill/cola
diff --git a/code/modules/vending/snack.dm b/code/modules/vending/snack.dm
index f6a8714fb74..e199dd01616 100644
--- a/code/modules/vending/snack.dm
+++ b/code/modules/vending/snack.dm
@@ -40,6 +40,7 @@
 	extra_price = PAYCHECK_EASY
 	payment_department = ACCOUNT_STATION_MASTER
 	input_display_header = "Chef's Food Selection"
+	biomass_produce = BIOMASS_HARVEST_SMALL
 
 /obj/item/vending_refill/snack
 	machine_name = "Getmore Chocolate Corp"
diff --git a/deadspace/code/corruption/structures/harvester.dm b/deadspace/code/corruption/structures/harvester.dm
index 106dc3e6ec0..d6ae165b44c 100644
--- a/deadspace/code/corruption/structures/harvester.dm
+++ b/deadspace/code/corruption/structures/harvester.dm
@@ -105,7 +105,7 @@
 
 /obj/structure/necromorph/harvester/proc/on_controlled_moved(atom/movable/controlled)
 	SIGNAL_HANDLER
-	if(IN_GIVEN_RANGE(src, controlled, HARVESTER_CONTROL_RANGE))
+	if(!IN_GIVEN_RANGE(src, controlled, HARVESTER_CONTROL_RANGE))
 		biomass_per_tick -= controlled.biomass_produce
 		controlled_atoms -= controlled
 		UnregisterSignal(controlled, list(COMSIG_PARENT_QDELETING, COMSIG_MOVABLE_MOVED))